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. 2021 Jan 7;16(1):e0245335. doi: 10.1371/journal.pone.0245335

Table 2. Factors associated with anaemia among women of reproductive age in Bangladesh (n = 5678).

General Characteristics Moderate/severe Anaemia Mild Anaemia
cOR [95% CI] P-Value aOR [95% CI] P-Value cOR [95% CI] P-Value aOR [95% CI] P-Value
Place of Residence
Rural (Ref.) 1.00 1.00 1.00 1.00
Urban 0.73 [0.58–0.92] 0.007 1.16 [0.73–1.85] 0.521 0.75 [0.67–0.85] <0.001 1.11 [0.88–1.40] 0.381
Religion
Other (Ref.) 1.00 1.00 1.00 1.00
Islam 2.13 [0.28–15.95] 0.462 0.63 [0.28–15.95] 0.462 0.84 [0.42–1.71] 0.537 0.37 [0.10–1.60] 0.183
Hindu 3.27 [0.43–24.92] 0.253 1.27 [0.43–24.92] 0.456 1.19 [0.58–2.45] 0.643 0.48 [0.11–2.11] 0.329
Education Level
Secondary (Ref.) 1.00 1.00 1.00 1.00
No Education 1.97 [1.25–3.11] 0.004 2.58 [1.46–4.55] 0.001 1.71 [1.34–2.17] <0.001 1.00 [0.59–1.72] 0.989
Primary 1.60 [1.01–2.51] 0.044 1.58 [0.97–2.56] 0.064 1.61 [1.27–2.05] <0.001 1.17 [0.72–1.90] 0.534
Higher 0.97 [0.61–1.54] 0.895 1.19 [0.44–3.25] 0.736 1.33 [1.05–1.70] 0.016 1.13 [0.74–1.75] 0.601
Occupation
Other/Don’t Work (Ref.) 1.00 1.00 1.00 1.00
Agricultural 2.04 [1.25–3.13] 0.004 1.41 [0.53–3.77] 0.492 1.07 [0.77–1.50] 0.678 1.16 [0.65–2.06] 0.616
Professional/Services 1.12 [0.72–1.75] 0.619 1.70 [0.66–4.39] 0.274 1.17 [0.93–1.48] 0.184 1.87 [1.14–3.03] 0.011
Husband’s Education Level
Secondary (Ref.) 1.00 1.00 1.00 1.00
No Education 1.69 [1.17–2.42] 0.005 0.95 [0.53–1.71] 0.873 1.43 [1.19–1.72] <0.001 0.84 [0.54–1.31] 0.447
Primary 1.67 [1.16–2.40] 0.006 1.47 [0.89–244] 0.138 1.30 [1.08–1.56] 0.005 0.91 [0.61–1.35] 0.625
Higher 1.07 [0.73–1.57] 0.721 1.16 [0.46–2.89] 0.756 1.12 [0.93–1.35] 0.217 0.94 [0.64–1.36] 0.935
Husband’s Occupation
Other/Don’t Work (Ref.) 1.00 1.00 1.00 1.00
Agricultural 1.73 [0.91–3.29] 0.094 1.35 [0.29–6.36] 0.707 1.03 [0.77–1.40] 0.820 0.61 [0.33–1.14] 0.112
Non-Agricultural 1.05 [0.55–1.99] 0.893 1.12 [0.24–5.24] 0.883 0.77 [0.58–1.04] 0.087 0.49 [0.27–0.91] 0.023
Business 1.10 [0.57–2.13] 0.789 1.06 [0.22–5.06] 0.947 0.77 [0.57–1.05] 0.096 0.56 [0.30–1.10] 0.067
Professional/Services 1.18 [0.56–2.49] 0.660 2.26 [0.37–14.10] 0.378 0.71 [0.50–1.02] 0.067 0.75 [0.34–1.58] 0.464
Sources of Drinking Water
Other (Ref.) 1.00 1.00 1.00 1.00
Tube Well 0.86 [0.62–1.12] 0.372 0.80 [0.42–1.53] 0.494 1.08 [0.89–1.30] 0.446 1.53 [1.04–2.26] 0.031
Piped Water 0.63 [0.40–0.99] 0.044 0.91 [0.34–2.46] 0.850 0.62 [0.48-.803] <0.001 1.32 [0.78–2.34] 0.301
Toilet Facilities
No Toilet (Ref.) 1.00 1.00 1.00 1.00
Flush Toilet 0.37 [0.21-.654] 0.001 0.52 [0.17–1.53] 0.233 0.41 [0.30–0.58] <0.001 0.89 [0.48–1.62] 0.677
Pit Latrine 0.58 [0.35-.964] 0.036 0.73 [0.34–0.16] 0.424 0.70 [0.52–0.96] 0.024 1.09 [0.66–1.80] 0.756
Other 0.60 [0.34–1.06] 0.078 0.59 [0.24–1.45] 0.247 0.77 [0.55–1.08] 0.133 1.28 [0.72–2.28] 0.408
Household Wealth Status
Medium (Ref.) 1.00 1.00 1.00 1.00
Poor 1.39 [1.04–1.85] 0.028 1.20 [0.73–1.98] 0.481 1.21 [1.03–1.41] 0.019 1.02 [0.79–1.34] 0.866
Rich 0.72 [0.54–0.97] 0.031 1.01 [0.56–1.80] 0.986 0.75 [0.64–0.87] <0.001 0.77 [0.58–1.02] 0.766
BMI
Normal (18.5–24.99 kg/m2) (Ref.) 1.00 1.00 1.00 1.00
Underweight (<18.5 kg/m2) 1.45 [1.14–1.84] 0.003 0.96 [0.64–1.43] 0.834 1.47 [1.29–1.68] <0.001 1.20 [0.98–1.48] 0.085
Overweight/Obese (≥25.0 kg/m2) 0.55 [0.40–0.77] <0.001 0.43 [0.21–0.92] 0.028 0.65 [0.55–0.76] <0.001 0.70 [0.51–0.96] 0.024
Total Number of Children Ever Birthed
No Children (Ref.) 1.00 1.00 1.00 1.00
≥3 Children 1.10 [0.77–1.55] 0.606 1.31 [0.87–1.97] 0.202 1.23 [1.01–1.50] 0.039 1.26 [1.01–1.57] 0.038
1–2 Children 0.72 [0.51–1.03] 0.074 0.72 [0.51–1.03] 0.674 0.98 [0.80–1.19] 0.833 0.76 [0.80–1.19] 0.837
Current Contraception Use
Not Using any Method (Ref.) 1.00 1.00 1.00 1.00
Female Sterilization 0.85 [0.52–1.38] 0.509 1.15 [0.35–3.80] 0.814 1.19 [0.91–1.56] 0.206 1.41 [0.79–2.50] 0.245
Using Other Method 0.44 [0.35–0.55] <0.001 0.88 [0.50–1.57] 0.663 0.88 [0.79–0.99] 0.030 0.68 [0.52–0.88] 0.004
Current Pregnancy Status
No (Ref.) 1.00 1.00 1.00 1.00
Yes 4.53 [3.40–6.03] <0.001 10.93 [3.53–33.70] <0.001 0.85 [0.66–1.10] 0.222 1.08 [0.59–1.95] 0.819
Last Birth by Caesarean Section
No (Ref.) 1.00 1.00 1.00 1.00
Yes 0.479 [0.27–0.86] 0.014 0.76 [0.39–1.52] 0.443 0.86 [0.67–1.10] 0.228 0.99 [0.73–1.32] 0.919
Currently Breastfeeding
No (Ref.) 1.00 1.00 1.00 1.00
Yes 1.21 [0.95–1.53] 0.125 1.31 [0.87–1.98] 0.196 1.29 [1.13–1.46] <0.001 1.37 [1.12–1.67] 0.002
Fertility Status
Infecund, Menopausal (Ref.) 1.00 1.00 1.00 1.00
Fecund 0.76 [0.55–1.04] 0.084 1.07 [0.31–3.63] 0.916 1.02 [0.87–1.19] 0.814 1.22 [0.73–2.05] 0.450
Pregnant 4.11 [2.80–6.02] <0.001 10.93 [3.53–33.70] <0.001 0.89 [0.67–1.19] 0.443 1.08 [0.59–1.95] 0.819
Postpartum Amenorrhoeic 2.97 [1.89–4.66] <0.001 4.81 [1.63–14.17] 0.004 1.69 [1.27–2.25] <0.001 1.29 [0.78–2.15] 0.327
Menstruated in the Last 6 Weeks
No (Ref.) 1.00 1.00 1.00 1.00
Yes 0.47 [0.38–0.58] <0.001 1.36 [0.60–3.12] 0.463 0.928 [0.82–1.10] 0.217 0.97 [0.69–1.38] 0.870

Ref: Reference; CI: Confidence Interval.

P-value obtained from multiple multinomial logistic regression models.