Table 1.

Basic demographic and clinical parameters of women in the control group, polycystic ovary syndrome (PCOS) group, and isolated polycystic ovaries (PCO) group. Values are shown in median (interquartile range)

Group	Control (n = 576)	PCOS (n = 104)	PCO (n = 184)	P valuea
				Overall	PCOS vs control	PCO vs control	PCOS vs PCO
Antral follicle count	10 (7–13)	26 (23–35)	23 (20–28)	<0.001*	<0.05*	<0.05*	<0.05*
Age (years)	33 (31–35)	33 (30–36)	33 (31–35)	0.79
Weight (kg)	54 (50–58)	57 (51–62)	54 (50–59)	0.003*	<0.05*	>0.05	<0.05*
BMI (kg/m2)	21.2 (19.6–22.7)	22.2 (20.7–24.9)	21.3 (19.7–22.9)	<0.001*	<0.05*	>0.05	<0.05*
Type of subfertility
Primary	400	63	119	0.14
Secondary	176	41	65
Duration of subfertility (years)	4 (3–6)	5 (3–7)	4 (3–6)	0.25
Cause of subfertility
Tubal	127	19	39	0.07
Endometriosis	59	4	12
Male factor	291	56	97
Unexplained	34	3	12
Mixed	65	22	24
Smoking
Yes	523	94	167	0.99
No	53	10	17
Type of insemination
Conventional	371	70	124	0.69
ICSI	205	34	60

^aKruskal-Wallis test with Conover’s post-hoc analysis for individual group comparisons if overall p value <0.05 (for continuous variables) or χ ² test (for categorical variables)

*Statistically significant