Table 7.
Correlation between independent variables and problems (MSDs and Visual symptoms)
| Predictor Variables | Musculoskeletal Anatomical Region |
Visual Symptoms |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Shoulder |
Neck |
Hand/Wrist |
Upper Back |
Lower Back |
Itching eyes |
Teary eyes |
Unclear vision |
|||||||||
| OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | |
| Gender | ||||||||||||||||
| Male | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Female | 0.88 | 0.47–1.65 | 0.55* | 0.31–0.99 | 1.00 | 0.55–1.79 | 0.75 | 0.40–1.39 | 1.10 | 0.62–1.96 | 0.54* | 0.40–1.25 | 1.02 | 0.52–1.90 | 0.96 | 0.56–1.63 |
| Job Type | ||||||||||||||||
| Academic | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| Administrative | 2.05* | 0.47–3.56 | 1.25 | 0.31–3.70 | 1.00 | 0.65–1.89 | 1.56* | 0.40–2.29 | 1.23 | 0.94–2.72 | 1.34 | 1.20–2.75 | 0.85 | 0.63–1.92 | 2.13 | 1.48–3.78 |
| Age | ||||||||||||||||
| 23–29 years | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| 30–39 years | 1.01 | 0.96–2.02 | 1.42 | 0.44–4.59 | 1.89 | 0.27–2.85 | 1.11* | 0.63–2.38 | 0.34 | 0.11–1.03 | 1.08* | 0.08–1.73 | 1.01* | 0.06–1.84 | 1.19 | 0.42–3.39 |
| 40–49 years | 2.42* | 1.01–4.48 | 1.85 | 0.16–4.57 | 1.46 | 0.30–6.94 | 1.20 | 1.03–3.21 | 1.13* | 0.42–1.76 | 0.11 | 0.02–0.61 | 1.96* | 0.30–8.50 | 0.67 | 0.15–2.96 |
| 50–65 years | 4.11* | 2.03–7.41 | 1.83* | 0.60–5.56 | 1.42* | 0.12–1.44 | 3.45* | 2.14–5.40 | 0.80 | 0.27–2.31 | 1.52* | 0.35–3.07 | 4.98* | 1.21–10.6 | 2.50* | 0.13–3.33 |
| BMI | ||||||||||||||||
| 18.6–24.9 kg/m2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| <18.5 kg/m2 | 0.08 | 0.05–1.19 | 1.42 | 0.44–4.59 | 0.68 | 0.14–3.18 | 2.0* | 0.99–2.84 | 0.80 | 0.15–4.21 | 1.11 | 0.23–1.52 | 1.25 | 0.76–2.08 | 4.19 | 1.02–9.16 |
| >25 kg/m2 | 0.10 | 0.00–1.38 | 0.85 | 0.16–4.57 | 0.77 | 0.20–2.95 | 1.5* | 1.23–2.75 | 3.00* | 1.32–4.49 | 0.120 | 0.02–0.53 | 3.04 | 0.56–7.05 | 1.51 | 0.41–5.46 |
| Work Experience | ||||||||||||||||
| 1–5 years | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| 6–15 years | 0.53 | 0.22–1.27 | 0.33* | 0.14–0.75 | 3.06* | 1.27–7.35 | 0.45 | 0.17–1.15 | 3.99* | 1.73–9.20 | 2.01 | 0.92–4.38 | 2.07 | 0.86–4.99 | 1.41 | 0.65–3.07 |
| 16–35 years | 2.37 | 0.75–7.47 | 0.41 | 0.16–1.08 | 1.37 | 0.48–3.90 | 0.84 | 0.27–2.64 | 5.43* | 2.04–8.40 | 2.11* | 0.85–5.19 | 3.80* | 2.88–9.90 | 0.92 | 0.38–2.24 |
| Duration of Computer Use | ||||||||||||||||
| <4 h/day | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| 4–6 h/day | 5.21* | 1.84–7.52 | 0.94 | 0.29–3.01 | 3.01 | 0.90–8.04 | 4.47* | 2.70–8.66 | 0.10* | 0.03–0.33 | 0.79 | 0.26–2.41 | 0.41* | 0.05–3.07 | 2.40 | 0.75–7.65 |
| >6 h/day | 7.08* | 1.87–9.73 | 0.89 | 0.29–2.68 | 2.27 | 0.69–7.40 | 6.50* | 3.74–9.67 | 0.50 | 0.16–1.57 | 1.50* | 0.30–2.47 | 2.07 | 3.01–6.45 | 7.62* | 2.59–10.42 |
| Taking a Break after Every 2 Hours | ||||||||||||||||
| Yes | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||
| No | 0.56 | 0.17–1.79 | 1.66 | 0.60–4.55 | 0.79 | 0.29–2.18 | 2.09 | 0.69–6.31 | 4.42* | 1.40–7.93 | 1.42* | 0.46–3.77 | 1.02 | 0.96–2.13 | 1.45* | 0.58–3.64 |
Foot note: OR=Odds Ratio; CI= Confidence Interval; * Denotes Significant at p < 0.05.