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. 2022 Mar 19;22:199. doi: 10.1186/s12888-022-03851-0

Table 1.

Demographics in the full Prospectively diagnosed sample and by self-reported psychiatric comorbidity status

Full Prospectively Diagnosed PMDD Sample
(N = 599)
PMDD with Hx of Psychiatric Comorbidity
(N = 420)
PMDD without Hx of Psychiatric Comorbidity
(N = 179)
Comparison
N % N % N %
Age, M (SD) 34.23 7.87 33.91 8.17 34.36 7.74

t(597) = -.64, p = .52

Cohen’s d = -.057

Gender

χ2 (2) = 3.15, p = .20

Cramer’s V = .073

 Female 586 97.830 408 97.143 178 178
 Non-binary 12 2.00 11 2.619 1 1
 Other 1 0.16 1 0.238 0 0
Gender Minority 13 2.17 12 2.85 1 .56

χ2 (1) = 3.12, p = .07

Cramer’s V = .072

Sexual Orientation

χ2 (5) = 19.94, p = .001

Cramer’s V = .18

 Straight 450 75.125 295 70.238 155 86.592
  Asexual 5 0.835 5 1.190 0 0.000
  Bisexual 74 12.354 61 14.524 13 7.263
  Gay/Lesbian 10 1.669 9 2.143 1 0.559
  Other 58 9.683 49 11.667 9 5.028
  Questioning/Unsure 2 0.334 1 0.238 1 0.559
Sexual Orientation Minority 149 24.88 125 29.76 24 13.40

χ2 (1) = 17.96, p < .001

Cramer’s V = .17

Race

χ2 (3) = 8.59, p = .03

Cramer’s V = .12

  White/Caucasian 551 91.987 381 90.714 170 94.972
  Asian or Pacific Islander 10 1.669 5 1.190 5 2.793
Black or African 9 1.503 8 1.905 1 0.559
  American Indian or Alaskan Native 0 0.00 0 0.00 0.00 0.00
  Other 28 4.674 25 5.952 3 1.676
  Missing 1 0.167 1 0.238 0 0.000
Ethnicity

χ2 (1) = 1.27, p = .25

Cramer’s V = .05

  Hispanic or Latinx 25 4.17 15 3.57 10 5.58
Education

χ2 (10) = 9.35, p = .49

Cramer’s V = .12

  Bachelor's Degree 218 36.394 152 36.190 66 36.872
  Apprenticeship or Technical/Vocational Training 19 3.172 9 2.143 10 5.587
  Associate's Degree, HND, HNC, CEGEP, Higher Ed Certification 79 13.189 57 13.571 22 12.291
  In MS or HS 9 1.503 5 1.190 4 2.235
  Interrupted HS 17 2.838 11 2.619 6 3.352
  Completed HS/GED 111 18.531 77 18.333 34 18.994
  Interrupted College (no degree, not in school) 12 2.003 8 1.905 4 2.235
  In College 11 1.836 10 2.381 1 0.559
  In Grad School 5 0.835 4 0.952 1 0.559
  Masters Degree 106 17.696 78 18.571 28 15.642
  Doctoral Degree (PhD,MD,JD,DVM) 12 2.003 9 2.143 3 1.676
Income

χ2 (10) = 5.43, p = .86

Cramer’s V = .10

  $50,000—$79,999 USD 139 23.205 101 24.048 38 21.229
  less than $15,000 USD 94 15.693 67 15.952 27 15.084
  Student with No Income 9 1.503 6 1.429 3 1.676
  $15,000—$19,999 USD 33 5.509 25 5.952 8 4.469
  $20,000—$24,999 USD 29 4.841 16 3.810 13 7.263
  $25,000—$29,999 USD 26 4.341 18 4.286 8 4.469
  $30,000—$34,999 USD 29 4.841 18 4.286 11 6.145
  $35,000—$39,999 USD 35 5.843 24 5.714 11 6.145
  $40,000—$49,999 USD 64 10.684 46 10.952 18 10.056
  $80,000—$99,999 USD 46 7.679 31 7.381 15 8.380
  $100,000 USD or above 95 15.860 68 16.190 27 15.084
Parity (any biological children) 278 46.41 218 51.90 60 33.52

χ2 (1) = 17.05, p < .001

Cramer’s V = .17

Age at Menarche 12.38 1.58 12.37 1.61 12.41 1.52

t(595) = 0.25, p = 0.80

Cohen’s d = .022