Skip to main content

Table 3 Incidence rate ratios time from testing to ART and incident rates of children living with HIV in Zambia from 2004 to 2017

From: Impact of WHO guidelines on trends in HIV testing and ART initiation among children living with HIV in Zambia

CharacteristicNumber initiating ARTMedian time from Test to ART in days (IQR)Rates of ART initiation 100 per monthPerson time in yearsUnadjusted test to ART IRR (CI)*Adjusted from test to ART IRR (CI)*
Sex
 Male33,21110 (1–77)1418,90911
 Female35,4198 (1–77)13.620,9430.95 (0.93–0.96)0.94 (0.93–0.95)
Years
 2004–2006621717 (1–161)7905211
 2007–200916,94011 (1–111)1014,9721.36 (1.32 –1.39)1.34 (1.31–1.38)
 2010–201219,78010 (1–90)1510,8231.98 (1.92 –2.02)2.02(1.96 –2.07)
 2013–201518,7689 (1–50)3337774.55 (4.43–4.67)4.62 (4.50 –4.74)
 2016–201769251 (1–14)10642114.5 (13.9–14.9)15.2 (14.7–15.7)
Age group at test
 Birth to 17 months12,1411 (1–55)16627811
 18 months to 4 years18,9538 (1–73)1410,8600.91 (0.88 –0.92)0.92 (0.90–0.94)
 5–9 years18,47614 (1–112)1212,7300.76 (0.74–0.77)0.78 (0.76–0.80)
 10–15 years17,21513 (1–77)1498980.86 (0.84–0.87)0.86 (0.84 –0.88)
Health facility type
 Hospital31,7767 (1–87)1220,87811
 Health centre36,17713 (1–69)1618,3521.26 (1–1.27)0.99 (0.97–1.01)
 Hospice47328 (1–357)105020.64 (0.58– 0.70)0.42 (0.38–0.46)
 Health post1331 (1–37)141181.14 (0.99 –1.31)0.69 (0.60–0.80)
Province
 Central51741 (1–42)21197711
 Luapula26771 (1–13)248801.22 (1.16 –1.27)1.06 (1.01–1.11)
 Copperbelt15,4231 (1–46)1488650.67 (0.65 –0.70)0.59 (0.57–0.61)
 Eastern675814 (1–115)1147340.55 (0.53–0.57)0.45 (0.44–0.47)
 Lusaka17,88619 (1–84)1211,1140.62 (0.60 –0.63)0.62 (0.61–0.64)
 Muchinga13401 (1–18)185990.89 (0.84 –0.94)0.80 (0.76–0.85)
 North-western25993 (1–58)1513540.73 (0.69 – 0.76)0.61 (0.58–0.64)
 Northern26811 (1–17)1911290.93 (0.89 – 0.97)0.69 (0.66–0.72)
 Southern942418 (1–136)1166840.57 (0.55 – 0.58)0.54 (0.52–0.56)
 Western466816 (1–91)1425130.72 (0.69 – 0.74)0.57 (0.54–0.59)
  1. IQR Interquartile range, CI Confidence interval
  2. *Tested using Poisson