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Table 5 Bivariate regression analysis of anemia among children 6 to 23 months of age

From: Prevalence and risk factors of anemia among children aged 6–23 months in Huaihua, Hunan Province

Parameters N n (%) OR(95%CI) P value
Sex
 Boy 2345 724 30.87 1  
 Girl 2105 599 28.46 0.89(0.78,1.10) 0.078
Age
 6~ 11 months 1536 604 39.32 1  
 12~ 17 months 1411 414 29.34 0.64(0.55,0.75) < 0.001
 18~ 23 months 1503 305 20.29 0.39(0.33,0.46) < 0.001
Mother’s ethnicity
 Han 2219 637 28.71 1  
 Dong 991 241 24.32 0.80(0.67,0.95) 0.010
 Miao 1012 374 36.96 1.46(1.24,1.70) < 0.001
 Others 228 71 31.14 1.12(0.84,1.51) 0.440
Mother’s educational level
 Primary 409 133 32.52 1  
 Junior 2953 879 29.77 0.88(0.70,1.10) 0.256
 Senior 828 249 30.07 0.89(0.69,1.15) 0.381
 University 260 62 23.85 0.65(0.46,0.92) 0.016
Mother’s occupation
 Homemakers 2169 704 32.46 1  
 Professionals 143 36 25.17 0.70(0.48,1.03) 0.072
 Commerce 227 54 23.79 0.65(0.47,0.89) 0.008
 Animal husbandry and fishery 1225 376 30.69 0.92(0.79,1.07) 0.290
 Operators equipment 79 18 22.78 0.61(0.36,1.04) 0.073
 Others 607 135 22.24 0.60(0.48,0.76) < 0.001
Father’s ethnicity
 Han 2133 617 28.93 1  
 Dong 1120 274 24.46 0.80(0.68,0.94) 0.007
 Miao 1007 372 36.94 1.44(1.23,1.89) < 0.001
 Others 190 60 31.58 1.13(0.82,1.56) 0.441
Father’s educational level
 Primary 326 108 33.13 1  
 Junior 2957 874 29.56 0.85(0.66,1.08) 0.182
 Senior 858 261 30.42 0.88(0.67,1.16) 0.369
 University 309 80 25.89 0.70(0.50,0.99) 0.046
Father’s occupation
 Homemakers 791 259 32.74 1  
 Professionals 316 102 32.28 0.98(0.74,1.29) 0.882
 Commerce 350 100 28.57 0.82(0.62,1.10) 0.162
 Animal husbandry and fishery 1678 492 29.32 0.85(0.71,1.10) 0.085
 Operators equipment 305 85 27.87 0.79(0.59,1.06) 0.120
 Others 1010 285 28.22 0.81(0.66,0.99) 0.038
Caregiver’s groups
 Mothers 2746 928 33.79 1  
 Fathers 42 8 19.05 0.46(0.21,1.00) 0.050
 Grandparents 1651 385 23.32 0.59(0.52,0.68) < 0.001
 Others 11 2 18.18 0.43(0.09,2.02) 0.288
Caregiver’s educational level
 Primary 3243 990 30.53 1  
 Junior 938 262 27.93 0.88(0.75,1.04) 0.127
 Senior 257 69 26.85 0.83(0.63,1.11) 0.217
 University 12 2 16.67 0.45(0.10,2.08) 0.310
Caregiver’s occupation
 Professionals 16 2 12.50 1  
 Homemakers 4434 1321 29.79 2.97(0.67,13.08) 0.150
Gestational age
 Term 4270 1265 29.63 1  
 Premature 180 58 32.22 1.13(0.82,1.55) 0.455
Birth weight
 Normal 4279 1276 29.82 1  
 Low birth weight 171 47 27.49 0.89(0.63,1.26) 0.513
Fever in the previous 2 weeks
 No 3623 1077 29.73 1  
 Yes 827 246 29.75 1.10(0.85,1.18) 0.991
Diarrhea in the previous 2 weeks
 No 3907 1119 28.64 1  
 Yes 543 204 37.57 1.50(1.24,1.81) < 0.001
Breastfeeding
 No 3205 788 24.59 1  
 Yes 1245 534 42.89 2.30(2.00,2.64) < 0.001
Consume water, soup, rice soup
 No 336 107 31.85 1  
 Yes 4112 1215 29.55 0.90(0.71,1.14) 0.377
Consume sugary drink
 No 3146 976 31.07 1  
 Yes 1290 343 26.59 0.79(0.69,0.91) 0.001
Consume infant formula and frequencies
 0 1951 697 35.73 1  
 1 to 2 1381 328 23.75 0.56(0.48,0.65) < 0.001
 3 613 152 24.80 0.59(0.48,0.73) < 0.001
 4 or more 505 146 28.91 0.73(0.59,0.91) 0.004
Consume milk powder and frequencies
 0 3698 1145 30.96 1  
 1 to 2 474 101 21.31 0.60(0.48,0.76) < 0.001
 3 161 45 27.95 0.86(0.61,1.23) 0.418
 4 or more 117 32 27.35 0.84(0.55,1.27) 0.405
Consume yoghourt and frequencies
 0 4141 1242 29.99 1  
 1 to 2 279 74 26.52 0.84(0.64,1.11) 0.220
 3 12 3 25.00 0.78(0.21,2.88) 0.707
 4 or more 18 4 22.22 0.67(0.22,2.03) 0.476
Consume solid/semisolid food and frequencies
 0 329 99 30.09 1  
 1 to 2 1289 410 31.81 1.08(0.83,1.41) 0.550
 3 1715 515 30.03 0.99(0.77,1.29) 0.982
 4 or more 1117 299 26.77 0.85(0.65,1.11) 0.236
Consume nutrient sachet and frequencies
 0 1773 581 32.77 1  
 1 to 2 302 115 38.08 1.26(0.98,1.62) 0.071
 3 201 69 34.33 1.07(0.79,1.46) 0.656
 4 or more 2174 558 25.67 0.71(0.62,0.81) < 0.001
Is able identify the optimum timing of complementary feeding
 No 2483 697 28.07 1  
 Yes 1967 626 31.83 1.20(1.05,1.36) 0.007
Is able identify to the first complementary food which should be consumed by infants
 No 4225 1246 29.49 1  
 Yes 225 77 34.22 1.24(0.94,1.65) 0.131
Has know the optimum food of supplementary iron
 No 3185 939 29.48 1  
 Yes 1265 384 30.36 1.04(0.91,1.20) 0.565
Is able identify nutrient relate to anemia
 No 2522 772 30.61 1  
 Yes 1928 551 28.58 0.91(0.80,1.03) 0.142
Is able identify the optimum timing of breastfeeding
 No 3852 1151 29.88 1  
 Yes 598 172 28.76 0.95(0.78,1.145) 0.578