Table 2.
Overall prevalence of overweight and obesity and according to demographic and clinical characteristics
| Characteristics | Normal n = 628 | Overweight n = 396 | Obese n = 115 | Total N = 1,139 | p-value |
|---|---|---|---|---|---|
| Overall crude prevalence (95% CI) | 55.1 (52.3–57.9) | 34.8 (32.0–37.6) | 10.1 (8.3–11.9) | ||
| Age-adjusted prevalence (95% CI) | 52.4 (49.5–55.3) | 36.5 (33.7–39.3) | 11.1 (9.3–12.9) | ||
| BMI, mean ± SD, kg/m2 | 22.6 ± 1.6 | 27.0 ± 1.3 | 34.0 ± 6.4 | 25.3 ± 4.3 | <0.0001 |
| Gender | n = 628 | n = 396 | n = 115 | N = 1,139 | <0.0001 |
| Male | 280 (64.4) | 133 (30.6) | 22 (5.1) | 435 (38.2) | |
| Female | 348 (49.4) | 263 (37.4) | 93 (13.2) | 704 (61.8) | |
| Educational level | 624 (55.1) | 394 (34.8) | 114 (10.1) | N = 1,132 | <0.0001 |
| Up to secondary | 124 (41.6) | 125 (41.9) | 49 (16.4) | 298 (26.3) | |
| High school | 119 (51.1) | 97 (41.6) | 17 (7.3) | 233 (20.6) | |
| Diploma | 56 (44.4) | 47 (37.3) | 23 (18.3) | 126 (11.1) | |
| Undergraduate | 280 (71.1) | 97 (24.6) | 17 (4.3) | 394 (34.8) | |
| Post graduate | 45 (55.6) | 28 (34.6) | 8 (9.9) | 81 (7.2) | |
| Employment status | 621 (55.0) | 395 (35.0) | 113 (10.0) | N = 1,129 | <0.0001 |
| Unemployed | 71 (53.0) | 48 (35.8) | 15 (11.2) | 134 (11.9) | |
| Retired | 15 (53.6) | 8 (28.6) | 5 (17.9) | 28 (2.5) | |
| Housewife | 22 (31.0) | 38 (53.5) | 11 (15.5) | 71 (6.3) | |
| Student | 371 (67.2) | 155 (28.1) | 26 (4.7) | 552 (48.9) | |
| Self employed | 102 (41.8) | 107 (43.9) | 35 (14.3) | 244 (21.6) | |
| Employed | 40 (39.6) | 39 (39.4) | 21 (21.2) | 100 (8.9) | |
| Monthly income | 605 (55.5) | 375 (34.4) | 110 (10.1) | N = 1,090 | <0.0001 |
| < 50,000FCFA | 418 (60.0) | 222 (31.0) | 57 (8.2) | 697 (63.9) | |
| 50-100,000FCFA | 133 (50.8) | 93 (35.5) | 36 (13.7) | 262 (24.0) | |
| > 100,000FCFA | 54 (41.2) | 60 (45.8) | 17 (13.0) | 131 (12.0) | |
| Perception of weight | 620 (55.6) | 383 (34.3) | 112 (10.0) | N = 1,115 | <0.0001 |
| Underweight | 32 (72.7) | 10 (2.7) | 2 (4.5) | 44 (3.9) | |
| Normal | 562 (58.7) | 327 (34.1) | 69 (7.2) | 958 (85.9) | |
| Overweight | 25 (23.4) | 45 (42.1) | 37 (34.6) | 107 (9.6) | |
| Obese | 0 (0.0) | 1 (20.0) | 4 (80.0) | 5 (0.4) | |
| Physical activity frequency | 585 (55.5) | 361 (34.2) | 109 (10.3) | N = 1,055 | 0.138 |
| 0-2times/week | 274 (52.5) | 188 (36.0) | 60 (11.5) | 522 (49.5) | |
| ≥ 3times/week | 311 (58.3) | 173 (32.5) | 49 (9.2) | 533 (50.5) | |
| Healthy food | 615 (54.9) | 390 (34.8) | 115 (10.3) | N = 1,120 | 0.183 |
| Not every day | 518 (54.2) | 338 (35.4) | 100 (10.5) | 956 (85.3) | |
| Every day | 97 (59.1) | 52 (31.7) | 15 (9.1) | 164 (14.7) | |
| Family history of CVD | 627 (55.3) | 391 (34.5) | 115 (10.2) | N = 1,133 | 0.005 |
| Yes | 193 (52.3) | 123 (33.3) | 53 (14.4) | 369 (32.6) | |
| No | 434 (56.8) | 268 (35.1) | 62 (8.1) | 764 (67.4) | |
| Self-reported hypertension | 626 (55.3) | 391 (34.5) | 115 (10.2) | N = 1,132 | <0.0001 |
| Yes | 11 (1.8) | 12 (3.1) | 10 (8.7) | 33 (2.9) | |
| No | 615 (98.2) | 379 (96.9) | 105 (91.3) | 1,099 (97.1) | |
| Self-reported diabetes | 626 (55.3) | 391 (34.5) | 115 (10.2) | N = 1,132 | 0.015 |
| Yes | 4 (0.6) | 3 (0.8) | 4 (3.5) | 11 (1.0) | |
| No | 622 (99.4) | 388 (99.2) | 111 (96.5) | 1,121 (99.0) |
SD standard deviation, CI confidence interval, CVD cardiovascular disease, group comparisons were done using chi squared test (for proportions) and independent samples t-test (for means)