Characteristic Mean age, years (SD) Median age at first intercourse (range) Median parity (range) Median number of living children (range) Place of residence Urban Rural Marital status Never married Currently married Formerly married Education No school Primary Secondary/higher Religion Christians Muslims Others Wealth index low middle high Age bracket (years) 15–19 20–24 25–29 30–34 ≥ 35 Total HIV = Human Immunodeficiency Virus BMC Public Health 2008, 8:309 http://www.biomedcentral.com/1471-2458/8/309 Table 1: Distribution of socio-demographic characteristics of Cameroonian women of reproductive age by HIV status HIV positive N (%) HIV negative N (%) Table 2: Fertility rates and relative inclusion ratios (RIR) for HIV positive and HIV negative women by age in the rural area of Cameroon, 2004. HIV positive women HIV negative women Number of births (A1) Woman-years at risk (B1) Fertility rate (95% CI) C1 = (A1/B1)*1000 Number of births (A2) Woman-years at risk (B2) Fertility rate (95% CI) C2 = (A2/B2)*1000 4 14 14 9 3 44 43.4 72.0 89.3 61.0 56.7 279.0 92.2 (30.3–209.3) 194.4 (110.7–318.5) 156.8 (89.2–256.8) 147.5 (72.0–270.8) 52.9 (13.5–144.0) 157.7 (118.4–204.1) 238 347 234 167 141 1127 1518.8 1316.7 987.0 815.3 1506.4 4625.4 CI = confidence interval; RIR = relative inclusion ratio; HIV = Human Immunodeficiency Virus 29.3 (7.6) 16(10–26) 2 (0–12) 2 (0–9) 228 (9.5) 108 (5.2) 37 (6.5) 218 (6.2) 80 (18.5) 37 (3.5) 143 (8.1) 155 (9.4) 276 (8.7) 45 (5.5) 15 (3.0) 57 (3.8) 132 (8.8) 146 (9.8) 28.9 (9.1) 16 (8–33) 2 (0–14) 2 (0–12) 2183 (90.5) 1973 (94.8) 529 (93.5) 3274 (93.8) 353 (81.5) 1035 (96.5) 1619 (91.9) 1502 (90.6) 2896 (91.3) 778 (94.5) 483 (97.0) 1441 (96.2) 1368 (91.2) 1350 (90.2) p-value 0.304 0.167 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 156.7 (137.7–177.6) 263.5 (236.9–292.4) 238.1 (209.0–237.7) 204.8 (175.5–237.7) 94.3 (79.7–110.75) 243.7 (229.7–258.2) 0.65 (0.59–0.71) RIR (95% CI) C1/C2 0.59 (0.51–0.67) 0.74 (0.68–0.79) 0.66 (0.60–0.72) 0.72 (0.66–0.78) 0. 56 (0.46–0.67) Page 4 of 7 (page number not for citation purposes)