Table 5 Factors associated with low back pain in pregnancy
Variables | Crude Odd Ratio (95% CI) | P-value | Adjusted Odd ratio (CI 95%) | Adjusted P value |
|---|---|---|---|---|
Prolonged postural habit | Â | Â | Â | Â |
 Present | 1.522(1.030–2.250) | 0.035 | 1.476 (0.861–2.528) | 0.157 |
Body mass index | Â | Â | Â | Â |
 Obese | 2.883(1.897–4.383) | < 0.0001 | 3.437 (1.971–5.993) | < 0.001 |
Low back pain in previous pregnancy | Â | Â | Â | Â |
 Yes | 3.003(1.785–5.050) | < 0.0001 | 2.907 (1.627–5.194) | < 0.001 |
History of low back pain before pregnancy | Â | Â | Â | Â |
 Yes | 2.659(1.467–4.821) | 0.001 | 1.999 (0.958 − 4.170) | 0.065 |
Exercise before pregnancy | Â | Â | Â | Â |
 Yes | 0.510 (0.339–0.766) | 0.001 | 0.876 0.470–1.633) | 0.678 |
Exercise during pregnancy | Â | Â | Â | Â |
 Yes | 0.403 (0.242–0.673) | 0.001 | 0.211 (0.095–0.471) | < 0.001 |
Nature of mattress | Â | Â | Â | Â |
 Soft | 2.795(1.765–4.428) | < 0.0001 | 2.423 (1.282–4.581) | 0.006 |