Table 2.
Association of factors with work-related back MSD among Almeda textile factory production workers, June, 2015
| Category of variables | Back disorder | |||
|---|---|---|---|---|
| Yes, n (%) | No, n (%) | COR (95% CI) | AOR (95% CI) | |
| Gender | ||||
| Male | 74 (40) | 111 (60) | 1.00 | 1.00 |
| Female | 254 (58.7) | 179 (41.3) | 2.13 (1.49–3.02) | 12.88 (4.15–40.0)*** |
| Age (years) | ||||
| < 25 | 14 (25) | 42 (75) | 1.00 | 1.00 |
| 25–33 | 213 (53.5) | 185 (46.5) | 3.45 (1.83–6.53) | 2.89 (1.10–7.98)* |
| 34–42 | 90 (60.4) | 59 (39.6) | 4.60 (2.29–9.1) | 1.34 (0.36–4.91) |
| ≥ 43 | 11 (73.3) | 4 (27.7) | 8.20 (2.26–30.1) | 0.67 (0.10–4.92) |
| Department | ||||
| Spinning and weaving | 52 (59.1) | 36 (40.9) | 1.80 (1.02–3.17) | |
| Garment | 227 (54) | 193 (46) | 1.46 (0.96–2.23) | |
| Dyeing | 49 (44.5) | 61 (55.5) | 1.00 | |
| Year of service in textile (years) | ||||
| 1–5 | 56 (31.1) | 124 (68.9) | 1.00 | 1.00 |
| 6–10 | 161 (57.5) | 119 (42.5) | 2.99 (2.01–4.44) | 2.08 (0.97–4.50) |
| 11–15 | 85 (70.8) | 35 (29.2) | 5.38 (3.24–8.9) | 5.1 (1.62–16.13)** |
| ≥ 16 | 26 (68.4) | 12 (31.6) | 4.8 (2.23–10.19) | 3.99 (0.84–18.93) |
| Educational status | ||||
| Primary school | 67 (73.6) | 24 (26.4) | 4.27 (1.98–9.21) | |
| Secondary school | 159 (57.4) | 118 (42.6) | 2.06 (1.07–3.97) | |
| Technique and vocational | 85 (41) | 122 (59) | 1.07 (0.55–2.08) | |
| Higher education | 17 (39.5) | 26 (60.5) | 1.00 | |
| Physical activity | ||||
| None | 310 (58.4) | 221 (41.6) | 8.69 (3.32–22.72) | 10.94 (1.85–64.88)* |
| Once a week | 13 (25.5) | 38 (74.5) | 2.12 (0.68–6.6) | 3.14 (0.41–24.28) |
| ≥ 3 times a week | 5 (13.8) | 31 (86.2) | 1.00 | 1.00 |
| BMI | ||||
| Underweight (< 18.5 kg/m2) | 101 (61.6) | 63 (38.4) | 1.6 (1.11–2.31) | |
| Healthy (18.5–24.9 kg/m2) | 227 (50) | 227 (50) | 1.00 | |
| Availability of adjustable chair | ||||
| Yes | 56 (32.75) | 115 (67.25) | 1.00 | 1.00 |
| No | 272 (60.85) | 175 (39.15) | 3.19 (2.2–4.63) | 4.58 (2.41–8.75)*** |
| Work load | ||||
| Never | 19 (20.44) | 74 (79.56) | 1.00 | 1.00 |
| Sometimes | 124 (41.75) | 173 (58.25) | 2.79 (0.04–0.98) | 2.62 (1.16–5.91)* |
| Always | 185 (81.14) | 43 (18.86) | 16.75 (9.16–30.6) | 7.45 (2.92–18.98)*** |
| Availability of enough light | ||||
| Low | 155 (78.28) | 43 (21.72) | 4.49 (2.88–6.99) | 2.54 (1.36–4.73)** |
| High | 85 (44.5) | 106 (55.5) | 1.00 | 1.00 |
AOR, COR adjusted and crude odd ratio respectively, 1.00 reference, BMI Body Mass Index
* P-value < 0.05, ** P-value < 0.01, *** P-value < 0.001