Table 5 Potential risk factors of anaemia among pregnant women surveyed at the household level in Burkina Faso in 2017
Potential factors | N | Anaemia cases | Univariate analysis | Multivariable analysis | ||
|---|---|---|---|---|---|---|
PR (95% CI) | p | Adj. PR (95% CI) | p | |||
Asymptomatic malaria | < 0.001a | < 0.001a | ||||
No | 1714 | 770 | 1 | 1 | ||
Yes | 117 | 83 | 1.37 (1.27–1.48) | 1.47 (1.34–1.60) | ||
Age | 0.60 | 0.56 | ||||
≥ 30 | 623 | 290 | 1 | 1 | ||
20–30 | 933 | 426 | 0.97 (0.90–1.05) | 0.95 (0.88–1.03) | ||
≤ 20 | 275 | 137 | 1.02 (0.92–1.13) | 0.93 (0.81–1.07) | ||
Trimester of pregnancy | < 0.001a | < 0.001a | ||||
First | 426 | 236 | 1 | 1 | ||
Second | 709 | 432 | 1.10 (0.99–1.22) | 1.11 (1.00–1.23) | ||
Third | 697 | 523 | 1.35 (1.23–1.49) | 1.39 (1.27–1.53) | ||
Parity | 0.64 | 0.94 | ||||
Multigravida | 1325 | 608 | 1 | 1 | ||
Secundigravida | 310 | 140 | 1.05 (0.94–1.16) | 1.02 (0.89–1.18) | ||
Primigravida | 196 | 105 | 1.03 (0.94–1.12) | 1.02 (0.93–1.13) | ||
Insecticide-treated nets | 0.39 | 0.54 | ||||
At least one | 1762 | 817 | 1 | 1 | ||
No insecticide-treated nets | 69 | 36 | 1.07 (0.91–1.26) | 1.02 (0.87–1.21) | ||
Education | 0.75 | 0.97 | ||||
No education | 1755 | 819 | 1 | 1 | ||
Educated | 76 | 34 | 1.01 (0.86–1.26) | 1.00 (0.85–1.18) | ||
Household socioeconomic | 0.022a | 0.06 | ||||
Middle quintile | 360 | 161 | 1 | 1 | ||
Poorest | 334 | 182 | 1.12 (1.01–1.23) | 1.10 (0.99–1.21) | ||
Poor | 363 | 169 | 0.97 (0.87–1.08) | 0.97 (0.87–1.08) | ||
Rich | 375 | 180 | 1.02 (0.92–1.13) | 1.01 (0.91–1.13) | ||
Richest | 399 | 161 | 0.95 (0.85–1.06) | 0.96 (0.86–1.07) | ||
Place of residence | 0.43 | 0.32 | ||||
Rural | 1685 | 789 | 1 | 1 | ||
Urban | 146 | 64 | 0.95 (0.83–1.08) | 0.94 (0.83–1.06) | ||