From: Prevalence of chronic pelvic pain and primary dysmenorrhea in women of reproductive age in Ecuador
 | N (%) | Control | Dysmenorrhoea | PR | CI 95% | |
---|---|---|---|---|---|---|
 | (n = 2,184) | (n = 213) | inf | sup | ||
Age, y | Â | Â | Â | Â | Â | Â |
 < 20 | 363 (15.1) | 324 (14.8) | 39 (18.3) | 1.21 | 0.86 | 1.70 |
 20–35 | 1455 (60.7) | 1326 (60.7) | 129 (60.6) | 1.00 | 1.00 | 1.00 |
 > 35 | 579 (24.2) | 534 (24.4) | 45 (21.1) | 0.88 | 0.63 | 1.21 |
Body mass index, Kg·m−2 |  |  |  |  |  |  |
 < 25 | 1457 (60.8) | 1339 (61.3) | 118 (55.4) | 1.00 | 1.00 | 1.00 |
 25–30 | 731 (30.5) | 663 (30.4) | 68 (31.9) | 1.15 | 0.86 | 1.53 |
 > 30 | 209 (8.7) | 182 (8.3) | 27 (12.7) | 1.60 | 1.08 | 2.36 |
Marital status | Â | Â | Â | Â | Â | Â |
 Married/stable union | 1486 (62.0) | 1358 (62.2) | 128 (60.1) | 1.00 | 1.00 | 1.00 |
 Single, widow | 829 (34.6) | 751 (34.4) | 78 (36.6) | 1.09 | 0.84 | 1.43 |
 Divorced | 80 (3.3) | 73 (3.4) | 7 (3.3) | 1.02 | 0.49 | 2.10 |
Educational level | Â | Â | Â | Â | Â | Â |
 Low (< 8 years) | 266 (11.1) | 247 (11.4) | 19 (8.9) | 0.75 | 0.47 | 1.19 |
 Intermediate (8–12 years) | 1515 (63.4) | 1371 (63.0) | 144 (67.6) | 1.00 | 1.00 | 1.00 |
 High (> 12 years) | 609 (25.5) | 559 (25.7) | 50 (23.5) | 0.86 | 0.64 | 1.18 |
Occupation | Â | Â | Â | Â | Â | Â |
 Employee | 1019 (42.7) | 922 (42.4) | 97 (45.5) | 1.00 | 1.00 | 1.00 |
 Housewife | 301 (12.6) | 275 (12.6) | 26 (12.2) | 0.91 | 0.60 | 1.37 |
 In education | 985 (41.3) | 899 (41.4) | 86 (40.4) | 0.92 | 0.70 | 1.21 |
 Unemployed | 82 (3.4) | 78 (3.6) | 4 (1.9) | 0.51 | 0.19 | 1.36 |
Remuneration | 1121 (46.8) | 1020 (46.8) | 101 (47.4) | 0.98 | 0.76 | 1.26 |
Physical activity | 979 (40.9) | 889 (40.7) | 90 (42.2) | 1.06 | 0.82 | 1.37 |
Religious practice | 1698 (70.9) | 1544(70.7) | 154 (72.3) | 1.07 | 0.80 | 1.43 |
Smoking | 474 (19.8) | 414 (19.0) | 60 (28.2) | 1.59 | 1.20 | 2.11 |
Alcohol use disorder | 1358 (56.6) | 1227 (56.2) | 131 (61.5) | 1.22 | 0.94 | 1.59 |
Illicit drug use | 131 (5.5) | 111 (5.1) | 20 (9.4) | 1.79 | 1.17 | 2.74 |
Violence victim | 565 (23.6) | 486 (22.2) | 79 (37.1) | 1.91 | 1.47 | 2.48 |
Abdominal surgery | 668 (27.9) | 592 (27.1) | 76 (35.7) | 1.44 | 1.11 | 1.88 |
Contraceptive use | 620 (25.9) | 567 (26.0) | 53 (24.9) | 0.95 | 0.71 | 1.28 |
Abnormal menstruation | 431 (18.0) | 381 (17.4) | 50 (23.5) | 1.40 | 1.04 | 1.89 |
Previous sexual intercourse | 1909 (79.6) | 1727 (79.1) | 182 (85.4) | 1.50 | 1.04 | 2.17 |
Parity | Â | Â | Â | Â | Â | Â |
 0 | 1224 (51.1) | 1114 (51.0) | 110 (51.6) | 1.00 | 1.00 | 1.00 |
 1–2 | 752 (31.4) | 675 (30.9) | 77 (36.2) | 1.08 | 0.73 | 1.60 |
 3 +  | 411 (17.2) | 372 (17.2) | 49 (17.0) | 1.35 | 0.88 | 2.07 |
Dyspareunia | 210 (16.2) | 170 (14.6) | 40 (30.8) | 2.30 | 1.63 | 3.24 |
Cardiovascular disease | 142 (5.9) | 130 (6.0) | 12 (5.6) | 0.95 | 0.54 | 1.66 |
Diabetes | 33 (1.4) | 27 (1.2) | 6 (2.8) | 2.08 | 1.00 | 4.33 |
Respiratory disease | 176 (7.3) | 154 (7.0) | 22 (10.3) | 1.45 | 0.96 | 2.20 |
Cancer | 17 (0.7) | 17 (0.8) | 0 (0.0) | – | – | – |
Psychiatric disorder | 77 (3.2) | 66 (3.0) | 11 (5.2) | 1.64 | 0.94 | 2.88 |
Migraine/chronic headache | 552 (23.0) | 479 (21.9) | 73 (34.3) | 1.51 | 1.06 | 2.16 |
Lombalgia | 382 (15.9) | 339 (15.5) | 43 (20.2) | 1.13 | 0.70 | 1.82 |
Irritative urinary symptoms | 373 (15.6) | 319 (14.6) | 54 (25.4) | 1.84 | 1.38 | 2.46 |
Constipation | 482 (20.1) | 443 (20.3) | 39 (18.3) | 0.89 | 0.64 | 1.24 |
Distension | 937 (39.1) | 824 (37.7) | 113 (53.0) | 1.77 | 1.37 | 2.29 |
IBS criteria | 283 (11.8) | 220 (10.1) | 63 (29.6) | 3.14 | 2.40 | 4.10 |
Bristol scale | Â | Â | Â | Â | Â | Â |
 Types 1–2 | 675 (28.2) | 612 (28.0) | 63 (29.6) | 1.05 | 0.80 | 1.40 |
 Types 3–4–5 | 1650 (68.9) | 1503 (68.9) | 146 (68.5) | 1.00 | 1.00 | 1.00 |
 Types 6–7 | 71 (3.0) | 67 (3.1) | 4 (1.9) | 0.64 | 0.24 | 1.67 |
Sleep disturbance | 654 (27.3) | 529 (24.2) | 125 (58.7) | 2.61 | 1.86 | 3.65 |
SRQ >  = 8 | 425 (17.7) | 352 (16.1) | 73 (34.3) | 2.30 | 1.63 | 3.24 |