Table 1. Characteristics of the entire population by divided subgroups and the distribution of reproductive variables.
| VHR Group | HR Group | IR Group | p-value | |
|---|---|---|---|---|
| N° of women | 113 | 1541 | 868 | |
| Mean age (SD) | 51 (14) | 52 (13) | 52 (12) | 0.634 |
| Pregnancy (%) (2094 women) | ||||
| Yes | 59 (69) | 1100 (86) | 618 (85) | < 0.001 |
| No | 26 (31) | 180 (14) | 111 (15) | |
| N° of pregnancies (%) (1777 women) | ||||
| 1 | 18 (30) | 493 (45) | 276 (45) | 0.271 |
| 2 | 34 (58) | 509 (46) | 288 (47) | |
| 3+ | 7 (12) | 98 (9) | 54 (9) | |
| Age at first full term pregnancy (%) (1725 women) | ||||
| ≤ 30 years | 42 (78) | 829 (77) | 446 (74) | 0.304 |
| > 30 years | 12 (22) | 241 (23) | 155 (26) | |
| Breastfeeding (%) (926 women) | ||||
| Pregnancy without breastfeeding | 7 (17) | 104 (19) | 49 (15) | 0.300 |
| 1–12 months | 20 (49) | 295 (53) | 171 (51) | |
| > 12 months | 14 (34) | 154 (28) | 112 (34) | |
| Menarche (%) (2522 women) | ||||
| ≤ 12 years | 73 (65) | 893 (58) | 493 (57) | 0.285 |
| > 12 years | 40 (35) | 648 (42) | 375 (43) | |
| Menopause (%) (359 women) | ||||
| ≤ 50 years | 8 (53) | 144 (59) | 56 (57) | 0.868 |
| > 50 years | 7 (47) | 101 (41) | 43 (43) | |
| Abortion (%) (1078 women) | ||||
| Yes | 13 (25) | 171 (29) | 125 (29) | 0.762 |
| No | 40 (75) | 428 (71) | 301 (71) | |
| CHC use (%) (1467 women) | ||||
| Present/Previous | 41 (58) | 604 (69) | 373 (71) | 0.060 |
| Never | 30 (42) | 270 (31) | 149 (29) | |
| CHC Duration (%) (1457 women) | ||||
| ≤ 10 years/no use | 65 (92) | 739 (86) | 446 (87) | 0.139 |
| > 10 years | 6 (8) | 135 (15) | 66 (13) | |
Statistical test: one-way ANOVA for age; for categorical variables chi2 test or Fischer's exact test, when appropriate.
Abbreviations: VHR = Very High Risk, HR = High Risk, IR = Intermediate Risk, SD = Standard Deviation.