Table 1.
Sociodemographic, anthropometric, clinical and biochemical characteristics of women participating in a study on the prevalence of PCOS, Salvador, Brazil, 2008 (n = 859)
| Variables |
PCOS Confirmed |
PCOS Undetermined |
Non-PCOS |
Statistical Testb |
|---|---|---|---|---|
| (n =73) | a(n =61) | (n =725) | ||
| |
Mean (SD) c |
Mean (SD) |
Mean (SD) |
Student’s t-test |
| Age |
28.4 (6.5) |
29.3 (7.3) |
31.0 (7.3) |
0.00 |
| Number of children |
0.9 (1.1) |
1.2 (1.4) |
1.5 (1.3) |
0.00 |
| Years of schooling |
9.7 (2.7) |
8.2 (3.0) |
8.6 (2.9) |
0.00 |
| Height (meters) |
1.61 (0.07) |
1.60 (0.05) |
1.59 (0.06) |
0.04 |
| |
Median (IQR) d |
Median (IQR) |
Median (IQR) |
Mann–Whitney test |
|
Measurements |
|
|
|
|
| Weight (kg) |
60.9 (37.7 – 84.1) |
60.8 (44.3 – 77.3) |
61.1 (45.1 – 77.1) |
0.50 |
| Body mass index (kg/m2) |
24.2 (17.7 – 30.7) |
23.7 (18.1 – 29.3) |
24.1 (18.1 – 30.1) |
0.92 |
| Waist circumference (cm) |
74 (56 – 92) |
74 (56 – 92) |
75 (60 – 90) |
0.60 |
| Random blood sugar e |
92 (71 – 114) |
93 (71 – 115) |
92 (72 – 112) |
0.67 |
| Systolic blood pressure (mmHg) |
119 (99 – 139) |
118 (96 – 140) |
122 (102 – 142) |
0.31 |
| Diastolic blood pressure (mmHg) |
74 (60 – 88) |
74 (59 – 89) |
74 (59.5 – 89.5) |
0.92 |
| Mean arterial pressure (mmHg) |
97.5 (81 – 114) |
96.5 (79 – 114) |
98.5 (81 – 116) |
0.48 |
| Total testosterone f |
52 (20 – 82) |
NA g |
35 (16 – 54) |
0.00 |
| LH/FSH ratio h |
1.31 (−0.15 – 2.77) |
1.04 (−3.16 – 5.24) |
0.82 (−0.1 – 1.76) |
0.01 |
| |
(%) |
(%) |
(%) |
χ2 |
|
PCOS Diagnostic Criteria |
|
|
|
|
| Oligomenorrhea i |
98.6 |
34.4 |
2.5 |
0.00 |
| Hirsutism j |
79.5 |
47.5 |
3.1 |
0.00 |
| Total testosterone ≥ 95th percentile k |
44.0 |
25.0 |
14.3 |
0.00 |
| Polycystic Ovaries l |
15.1 m |
NA n |
— |
0.01 |
|
Sociodemographic Characteristics |
|
|
|
|
| Race/skin color/ethnic group |
|
|
|
|
| Black |
90.8 |
91.2 |
88.1 |
0.65 |
| Education (years of schooling) |
|
|
|
0.01 |
| Did not complete primary school (<8) |
16.4 |
39.3 |
29.4 |
|
| Completed primary school (= 8) |
21.9 |
18.0 |
28.9 |
|
| Completed secondary school (= 11) |
53.4 |
41.0 |
39.6 |
|
| University (>11) |
8.22 |
1.64 |
2.1 |
|
| Marital status |
|
|
|
|
| Stable relationship |
65.8 |
55.7 |
63.0 |
0.45 |
| Employment status |
|
|
|
|
| In paid employment |
43.8 |
55.7 |
55.4 |
0.16 |
|
Associated Clinical Conditions |
|
|
|
|
| Blood pressure ≥ 140/90 mm Hg |
17.8 |
18.6 |
19.1 |
0.96 |
| Obesity (BMI o ≥ 30 kg/m2) |
13.7 |
18.6 |
12.3 |
0.37 |
| Random blood sugar ≥ 100 mg/dl | 32.9 | 39.3 | 33.4 | 0.66 |
a Polycystic Ovary Syndrome according to the criteria defined in the Rotterdam Consensus. b Statistical tests comparing “confirmed PCOS” with “non-PCOS”. c Standard deviation. d Interquartile range. e Random blood sugar in mg/dl. f Total serum testosterone (ng/dl). g Not available (undetermined). h LH and FSH in mIU/ml. i Menstrual cycles ≥ 35 days or anovulatory dysfunctional uterine bleeding. j Ferriman-Gallwey (FG) score ≥ 6. k Total serum testosterone ≥ the 95th percentile of women with no diagnostic criteria (58 ng/dl). l By pelvic ultrasonography according to the imaging criteria defined in the Rotterdam Consensus, 2003. m Performed only to search for a second criterion. n Not available. o Body mass index.