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Table 3 Unadjusted associations between participants’ characteristics and alignment of sexual behavior and peak fertility (N = 52 women)

From: Use of fertility awareness methods as a component of safer conception for women in HIV-serodifferent relationships in Kenya

  Median (IQR) Aligned vs. Not aligned Partial vs. Not aligned
N/Cycle-months (Total %)
Aligned Partially aligned Not aligned OR (95% CI) p-value OR (95% CI) p-value
Demographic characteristics
 Living with HIV 9/22 32/86 38/97 1.07 0.88 0.92 0.84
40.9% 37.3% 39.2% (0.42, 2.76)   (0.41, 2.08)  
 Age, years 29.3 31.4 30.1 0.97 0.46 1.08 0.02
(28.3–31.0) (29.2–38.5) (27.8–34.9) (0.89, 1.05)   (1.01, 1.15)  
Couple characteristics and fertility intentions
 Partnership duration, years 2.0 2.0 2.0 0.91 0.73 1.2 0.48
(2–2) (2–3) (2–3) (0.55, 1.53)   (0.73, 1.97)  
 Number of prior children with study partner 0 0 0 0.65 0.22 1.11 0.66
(0–0) (0–1) (0–1) (0.33, 1.29)   (0.70, 1.77)  
 Time known to be discordant, years 1.0 1.0 1.0 0.97 0.79 1.05 0.45
(0.4–4.0) (0.75–4.0) (0.4–4.0) (0.77, 1.22)   (0.91, 1.22)  
 Couple not trying to get pregnant this month 7/22 10/86 44/97 0.56 0.36 0.16  < 0.0001
31.8% 11.6% 45.4% 0.16, 1.94   0.08, 0.33  
 Ever used birth control 17/22 57/86 57/97 2.39 0.08 1.4 0.49
77.3% 66.3% 58.8% (0.91, 6.26)   (0.56, 3.41)  
Peak fertility (± 2 days)
 Demographic characteristics
  Female partner living with HIV 15/44 37/84 28/77 0.91 0.80 1.38 0.54
34.1% 44.0% 36.4% (0.42, 1.94) (0.48, 3.92)
  Age, years 30.1 30.8 30.1 1.03 0.19 1.05 0.24
(29.2–38.2) (27.8–41.4) (27.8–36.0) (0.89, 1.10) (0.97, 1.13)
 Couple characteristics and fertility intentions
  Partnership duration, years 2.0 2.0 3.0 0.73 0.73 1.24 0.45
(1–2) (2–3) (2–3) (0.42, 1.27) (0.70, 2.18)
  Number of prior children with study partner 0 0 0 0.62 0.04 1.01 0.96
(0–0) (0–1) (0–1) (0.40, 0.98) (0.63, 1.63)
  Time known to be discordant, years 1.0 1.5 1.0 0.87 0.19 1.06 0.47
(0.5–1.0) (0.75–4.0) (0.33–4.0) (0.71, 1.07) (0.90, 1.25)
  Couple not trying to get pregnant this month 14/44 11/84 38/77 0.48 0.06 0.15 < 0.0001
31.8% 13.1% 49.4% (0.21, 1.05) (0.08, 0.31)  
  Ever used birth control 32/44 54/84 44/77 2.0 0.07 1.35 0.6
72.7% 64.3% 57.1% (0.93, 4.28) (0.45, 4.08)  
  1. Bolded font indicates statistical significance at alpha = 0.05 level