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Table 6 Discriminant validity of Chi-MPCOSQa

From: Psychometric properties of the Chinese version of the modified polycystic ovary syndrome health-related quality-of-life questionnaire

 Women with PCOS (n = 283)Women without PCOS (n = 93)P-valueb
Overall131 (29.0)188 (9.50)< 0.001
Hirsutism21.0 (11.0)33.0 (1.00)< 0.001
Acne18.0 (9.00)28.0 (4.00)< 0.001
Weight27.0 (17.0)36.0 (2.00)< 0.001
Infertility12.0 (7.00)19.0 (2.00)< 0.001
Emotional disturbancec30.0 (14.0)48.0 (0)< 0.001
Menstrual symptoms14.0 (7.00)14.0 (3.00)0.069
Menstrual predictability8.00 (4.00)13.0 (2.00)< 0.001
  1. aData are presented as median (interquartile range)
  2. bP values based on Mann-Whitney U test
  3. cSix questions regarding PCOS were not applicable to women without PCOS and were excluded from the emotional disturbance data when testing the discriminant validity of Chi-MPCOSQ
  4. Abbreviations: Chi-MPCOSQ Chinese version of the modified polycystic ovary syndrome health-related quality-of-life questionnaire, PCOS polycystic ovary syndrome