| | Variables | Physical disability
(present) frequency (%) | Physical disability
(absent) frequency (%) | Unadjusted prevalence ratio
PR (95% CI) |
| | Age group | | | | | 60–64 | 31 (9.5) | 296 (90.5) | 1.0 (Reference) | | 65–69 | 63 (27.5) | 166 (72.5) | 7.1 (5.2, 8.0) | | 70–74 | 94 (39.8) | 142 (60.2) | 12.3 (9.2, 19.6) | | ≥75 | 102 (50.5) | 100 (49.5) | 23.2 (15.2, 33.7) |
| | Sex | | | | | Male | 197 (23.2) | 650 (76.8) | 1.0 (Reference) | | Female | 306 (31.3) | 671 (68.7) | 3.9 (2.8, 7.4) |
| | Ethnic group | | | | | Kanuri | 402 (26.2) | 1130 (73.8) | 1.00 | | Fulani | 49 (30.4) | 112 (69.6) | 2.8 (1.3, 3.6) | | Hausa | 43 (32.8) | 88 (67.2) | 2.2 (1.4, 4.6) |
| | Education level | | | | | Tertiary education | 4 (28.6) | 9 (71.4) | 1.0 (Reference) | | Secondary | 45 (27.9) | 116 (72.1) | 1.6 (1.2–3.8) | | Primary education | 115 (22.4) | 399 (77.6) | 3.2 (2.6, 4.4) | | No formal education | 320 (36.6) | 1105 (63.4) | 4.7 (2.5, 7.8) |
| | Marital status | | | | | Married | 308 (26.4) | 858 (73.62) | 1.0 (Reference) | | Widowed | 133 (28.4) | 336 (71.6) | 1.6 (0.9, 2.3) | | Divorced | 24 (19.4) | 100 (80.6) | 1.8 (0.7, 2.6) | | Single | 9 (13.8) | 56 (86.2) | 1.6 (0.8, 3.1) |
| | Living arrangements | | | | | Living with others | 399 (24.8) | 1213 (75.2) | 1.0 (Reference) | | Living alone | 63 (29.7) | 149 (60.3) | 3.2 (2.7, 10.6) |
| | Social support | | | | | Not at risk of isolation | 366 (24.5) | 1277 (75.5) | 1.0 (Reference) | | At risk of isolation | 115 (34.7) | 320 (65.3) | 1.8 (1.5, 3.8) |
| | Presence of chronic disease | | | | | None | 93 (14.5) | 548 (85.5) | 1.0 (Reference) | | One chronic disease | 260 (26.1) | 737 (73.9) | 6.2 (7.7, 13.8) | | More than one | 101 (54.3) | 85 (45.7) | 13.6 (9.7, 15.3) |
| | Diabetes | | | | | No | 40 (20.8) | 152 (79.2) | 1.0 (Reference) | | Yes | 145 (44.1) | 184 (55.9) | 5.7 (4.9, 12.3) |
| | Arthritis | | | | | No | 47 (22.3) | 166 (77.7) | 1.0 (Reference) | | Yes | 90 (42.3) | 123 (57.7) | 4.1 (2.8, 5.3) |
| | Stroke | | | | | No | 25 (25.0) | 75 (75.0) | 1.0 (Reference) | | Yes | 70 (51.5) | 66 (48.5) | 4.7 (3.1, 7.4) |
| | Malnutrition | | | | | No | 69 (20.1) | 274 (79.9) | 1.0 (Reference) | | Yes | 242 (54.4) | 203 (45.6) | 5.3 (4.4, 7.9) |
| | Depressive symptomatology | | | | | No | 313 (22.5) | 1047 (77.5) | 1.0 (Reference) | | Yes | 174 (39.8) | 263 (60.2) | 3.9 (3.0, 5.2) |
| | Presenting visual acuity | | | | | Normal | 260 (26.1) | 737 (73.9) | 1.0 (Reference) | | Mild to moderate visual impairment | 47 (35.9) | 84 (64.1) | 3.5 (3.3, 8.8) | | Blind | 240 (34.5) | 456 (65.5) | 4.8 (3.5, 8.7) |
| | BMI (Kg/m2) | | | | | Normal | 184 (24.7) | 574 (75.3) | 1.0 (Reference) | | Underweight | 142 (18.4) | 631 (81.6) | 2.8 (1.9, 3.7) | | Overweight | 53 (24.3) | 165 (75.7) | 2.5 (1.6, 3.5) | | Obese | 17 (22.7) | 58 (77.3) | 2.2 (1.4, 2.9) |
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