Table 1.
Baseline characteristics.
| Lifestyle Intervention (SMS+ and SMS−) n = 123 | Care as Usual n = 60 | |
|---|---|---|
| n (%) | n (%) | |
| Nulliparous | 94 (77.7) | 44 (75.9) |
| Smoking | 24 (19.7) | 14 (23.7) |
| Alcohol consumption | 27 (22.1) | 19 (32.2) |
| Ethnicity | ||
| Northern European | 52 (42.6) | 24 (40.0) |
| Mediterranean | 18 (14.8) | 12 (20.0) |
| Hindustani | 15 (12.3) | 6 (10.0) |
| African | 27 (22.1) | 17 (28.3) |
| Asian | 6 (4.9) | 0 (0.0) |
| Other | 4 (3.3) | 1 (1.7) |
| Education | ||
| Low | 10 (8.3) | 8 (14.3) |
| Intermediate | 67 (55.4) | 35 (62.5) |
| High | 44 (36.4) | 13 (23.2) |
| PCOS characteristics | ||
| OD | 118 (96.7) | 57 (95.0) |
| HA | 97 (80.2) | 47 (78.3) |
| PCOM | 118 (98.3) | 59 (98.3) |
| Phenotype classification | ||
| A (OD + HA + PCOM) | 89 (74.8) | 43 (71.7) |
| B (OD + HA) | 2 (1.7) | 1 (1.7) |
| C (HA + PCOM) | 4 (3.4) | 3 (5.0) |
| D (OD + PCOM) | 24 (20.2) | 13 (21.7) |
| Median (IQR) | ||
| Age (year) | 29 (26–32) | 28 (26–32) |
| Weight (kg) | 92 (83–105) | 84 (79–97) |
| BMI (kg/m²) | 33.6 (30.8–36.6) | 30.6 (29.3–34.3) |
| Waist (cm) | 101 (93–107) | 96 (89–109) |
| Age of menarche (year) | 12 (12–14) | 12 (11–13) |
| Time attempting to conceive (months) | 24 (15–38) | 23 (14–35) |
Note: Values are displayed as numbers (percentage) or as medians (interquartile range). Time attempting to conceive includes the time before the start of the study. Abbreviations: SMS+; lifestyle intervention with SMS support, SMS−; lifestyle intervention without SMS support, OD; ovulatory dysfunction, HA; hyperandrogenism, PCOM; polycystic ovarian morphology, IQR = interquartile range, BMI = body mass index.