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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 138 1817 1690 1036 951 816 79548

Thomas Roth publications per year

The chart shows the history of publications by Thomas Roth between 1973 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas Roth published across 53 years, from 1973 to 2025, averaging 15.5 papers a year. Output peaked at 39 publications in 2014. 20 of the 824 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1973 to 2025. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2014. 1973: 2 publications 1974: 0 publications 1975: 1 publication 1976: 4 publications 1977: 0 publications 1978: 0 publications 1979: 3 publications 1980: 5 publications 1981: 9 publications 1982: 14 publications 1983: 14 publications 1984: 10 publications 1985: 11 publications 1986: 10 publications 1987: 8 publications 1988: 18 publications 1989: 12 publications 1990: 17 publications 1991: 9 publications 1992: 9 publications 1993: 7 publications 1994: 15 publications 1995: 11 publications 1996: 16 publications 1997: 11 publications 1998: 9 publications 1999: 13 publications 2000: 11 publications 2001: 19 publications 2002: 10 publications 2003: 12 publications 2004: 27 publications 2005: 18 publications 2006: 28 publications 2007: 34 publications 2008: 27 publications 2009: 24 publications 2010: 29 publications 2011: 30 publications 2012: 32 publications 2013: 30 publications 2014: 39 publications 2015: 31 publications 2016: 14 publications 2017: 37 publications 2018: 23 publications 2019: 34 publications 2020: 21 publications 2021: 19 publications 2022: 14 publications 2023: 3 publications 2024: 7 publications 2025: 13 publications
1973 2025

824 publications in total across all disciplines

View publications per year as a table
Thomas Roth: publications per year, 1973 to 2025
Year Publications
1973 2
1974 0
1975 1
1976 4
1977 0
1978 0
1979 3
1980 5
1981 9
1982 14
1983 14
1984 10
1985 11
1986 10
1987 8
1988 18
1989 12
1990 17
1991 9
1992 9
1993 7
1994 15
1995 11
1996 16
1997 11
1998 9
1999 13
2000 11
2001 19
2002 10
2003 12
2004 27
2005 18
2006 28
2007 34
2008 27
2009 24
2010 29
2011 30
2012 32
2013 30
2014 39
2015 31
2016 14
2017 37
2018 23
2019 34
2020 21
2021 19
2022 14
2023 3
2024 7
2025 13
Total 824
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Thomas Roth publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Thomas Roth sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 801–820 publications, is where this scientist sits. 101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101–120 publications 1,796+

This scientist: 816 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204 816
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
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Thomas Roth D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Thomas Roth sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 138–139 D-Index, is where this scientist sits. 70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70–71 D-Index 217+

This scientist: 138 D-Index — 91st percentile

91% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891
80–81 972
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
96–97 779
98–99 668
100–101 611
102–103 630
104–105 513
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134 138
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
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Research.com Recognitions

  • 1965 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Thomas Roth is affiliated with Wayne State University in the United States and has contributed extensively to the fields of neuroscience and psychology. Their research primarily focuses on sleep and related disorders, with significant work in sleep and wakefulness research, as well as circadian rhythm and melatonin studies.

Their scholarly output includes a substantial number of publications in several key scientific journals, notably:

  • SLEEP (42 publications)
  • Sleep Medicine (17 publications)
  • Neurology (6 publications)
  • SLEEP Advances (4 publications)
  • CNS Drugs (3 publications)

Roth's research spans important subfields such as experimental and cognitive psychology, cognitive neuroscience, endocrine and autonomic systems, public health including environmental and occupational health, and psychiatry and mental health.

Key topics addressed across their published work include:

  • Sleep and related disorders
  • Sleep and wakefulness research
  • Circadian rhythm and melatonin
  • Maternal mental health during pregnancy and postpartum
  • Sleep and work-related fatigue
  • Attention deficit hyperactivity disorder
  • Restless legs syndrome research

Some of their recent papers are:

  • "Safety and efficacy of daridorexant in patients with insomnia disorder: results from two multicentre, randomised, double-blind, placebo-controlled, phase 3 trials," 2022, The Lancet Neurology
  • "A randomized controlled trial of digital cognitive behavioral therapy for insomnia in pregnant women," 2020, Sleep Medicine
  • "Predicting circadian misalignment with wearable technology: validation of wrist-worn actigraphy and photometry in night shift workers," 2020, SLEEP
  • "Epworth sleepiness scale: A meta-analytic study on the internal consistency," 2023, Sleep Medicine
  • "Sleep and alertness disturbance and substance use disorders: A bi-directional relation," 2021, Pharmacology Biochemistry and Behavior

Thomas Roth has collaborated frequently with notable researchers in the field. Their most frequent co-authors include:

  • Yves Dauvilliers
  • Philip Cheng
  • Christopher L. Drake
  • Clete A. Kushida
  • David A. Kalmbach

In recognition of their contributions, Roth was awarded the distinction of Fellow of the American Association for the Advancement of Science (AAAS) in 1965.

Best Publications

  • Principles and Practice of Sleep Medicine

    Meir H. Kryger;Thomas Roth;William C. Dement.

  • Sleep disturbance and psychiatric disorders: A longitudinal epidemiological study of young Adults

    Naomi Breslau;Thomas Roth;Thomas Roth;Leon Rosenthal;Patricia Andreski

  • Mortality and apnea index in obstructive sleep apnea: experience in 385 male patients

    Jiang He;Meir H. Kryger;Frank J. Zorick;William Conway

  • Guidelines for the multiple sleep latency Test (MSLT) : a standard measure of sleepiness

    M A Carskadon;W C Dement;M M Mitler;T Roth

  • Surgical Correction of Anatomic Abnormalities in Obstructive Sleep Apnea Syndrome: Uvulopalatopharyngoplasty:

    Shiro Fujita;William Conway;Frank Zorick;Thomas Roth

  • Insomnia: Definition, Prevalence, Etiology, and Consequences

    Thomas Roth

  • Characteristics of insomnia in the United States: results of the 1991 National Sleep Foundation Survey. I

    S Ancoli-Israel;T Roth

  • Place of chronic insomnia in the course of depressive and anxiety disorders.

    Maurice M Ohayon;Thomas Roth

  • Shift Work Sleep Disorder: Prevalence and Consequences Beyond that of Symptomatic Day Workers

    Christopher L. Drake;Christopher L. Drake;Timothy Roehrs;Timothy Roehrs;Gary Richardson;James K. Walsh

  • The association of insomnia with anxiety disorders and depression: Exploration of the direction of risk

    Eric O. Johnson;Thomas Roth;Naomi Breslau

  • Prevalence of restless legs syndrome and periodic limb movement disorder in the general population.

    Maurice M Ohayon;Thomas Roth

  • The pediatric daytime sleepiness scale (PDSS): sleep habits and school outcomes in middle-school children.

    Christopher Drake;Chelsea Nickel;Eleni Burduvali;Thomas Roth

  • Epidemiology of DSM-IV Insomnia in Adolescence: Lifetime Prevalence, Chronicity, and an Emergent Gender Difference

    Eric O Johnson;Thomas Roth;Lonni Schultz;Naomi Breslau

  • Prevalence, Demographics, and Psychological Associations of Sleep Disruption in Patients With Cancer: University of Rochester Cancer Center-Community Clinical Oncology Program

    Oxana G. Palesh;Joseph A. Roscoe;Karen M. Mustian;Thomas Roth

  • Insomnia and the performance of US workers: results from the America insomnia survey.

    Ronald C. Kessler;Patricia A. Berglund;Catherine Coulouvrat;Goeran Hajak

  • Sleep-wake disorders based on a polysomnographic diagnosis. A national cooperative study.

    Richard M. Coleman;Howard P. Roffwarg;Stephen J. Kennedy;Christian Guilleminault

  • Daytime consequences and correlates of insomnia in the United States : Results of the 1991 National Sleep Foundation survey. II

    Thomas Roth;Sonia Ancoli-Israel

  • Sustained efficacy of eszopiclone over 6 months of nightly treatment: results of a randomized, double-blind, placebo-controlled study in adults with chronic insomnia.

    Andrew D. Krystal;James K. Walsh;Eugene Laska;Judy Caron

  • Sleep loss and REM sleep loss are hyperalgesic.

    Timothy Roehrs;Maren Hyde;Brandi Blaisdell;Mark Greenwald

  • Eszopiclone co-administered with fluoxetine in patients with insomnia coexisting with major depressive disorder.

    Maurizio Fava;W. Vaughn McCall;Andrew Krystal;Thomas Wessel

Frequent Co-Authors

Timothy Roehrs
Timothy Roehrs Henry Ford Health System
Christopher L. Drake
Christopher L. Drake Henry Ford Health System
Frank Zorick
Frank Zorick Henry Ford Hospital
Joris C. Verster
Joris C. Verster Utrecht University
Andrew D. Krystal
Andrew D. Krystal University of California, San Francisco
Naomi Breslau
Naomi Breslau Michigan State University
Gary Zammit
Gary Zammit Icahn School of Medicine at Mount Sinai
Daniel J. Buysse
Daniel J. Buysse University of Pittsburgh
Yves Dauvilliers
Yves Dauvilliers University of Montpellier
Johan Garssen
Johan Garssen Utrecht University

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