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Table 2 The relationships between ARVs, delivery mode or feeding type and MTCT of HIV (n=108)

From: Effectiveness of a prevention of mother-to-child HIV transmission program in Guangdong province from 2007 to 2010

Interventions of PMTCT Infants’ HIV test results Total χ2value P-value OR(95% CI)
  Positive N (%) Negative N (%)     
Who received ARVs     Fisher’s Exact Test 0.07  
Neither 5(27.78) 13(72.22) 18    4.38(1.11, 17.40)
Mother only or infant only 5(17.86) 23(82.14) 28    2.48(0.65, 9.38)
Both 5(8.06) 57(91.94) 62    1.0
Mother’s ARVs regimen     6.90 0.032  
None any ARVs 9(20.93) 34(79.07) 43 10.32(1.24, 85.71)
Non-triple ARVs 5(20.00) 20(80.00) 25 9.75(1.07, 89.20)
Triple ARVs 1(2.50) 39(97.50) 40 1.0
Mother received ARVs antenatally     5.53 0.02 4.45(1.18, 16.83)
Yse 3(6.12) 49(94.23) 52
No 12(27.27) 44(78.57) 56
Mother and infant both received ARVs and formula feeding     6.51 0.039  
None of three 2(33.33) 4(66.67) 6 7.0(0.97,50.57)
One or two of three 9(21.43) 33(78.57) 42 3.82(1.09,13.38)
All of three 4(6.67) 56(93.33) 60 1.0
Mother and infant both received ARVs and formula feeding and elective C-section     Fisher’s Exact Test 0.01  
None of four 2(33.33) 4(66.67) 6 1.50(0.85,2.64)
One to three of four 13(17.11) 63(82.89) 76 1.21(1.09,1.34)
All of four 0(0.00) 26(100.00) 26 1.0
Feeding type     Fisher’s Exact Test 0.04  
Mixed feeding 3(60.00) 2(40.00) 5 10.88(1.65,71.86)
Breast feeding 0(0.00) 4(100.00) 4 0.88(0.82,0.95)
Formula feeding 12(12.12) 87(87.88) 99 1.0
Delivery mode     Fisher’s Exact Test 0.49  
Emergency C-section 3(12.50) 21(87.50) 24 0.63(0.16, 2.60)
Vagina delivery 3(8.57) 32(91.43) 35 0.42(0.10, 1.67)
Elective C-section 9(18.37) 40(81.63) 49 1.0
Total 15(13.89) 93(86.11) 108