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Table 4 Unadjusted and adjusted odds ratios of DMPA-SC knowledge at 9-month interview (N = 194)

From: The effect of job aids on knowledge retention among Patent and Proprietary Medicine Vendors trained to administer injectable contraceptives: longitudinal results from implementation science in Nigeria

  Unadjusted odds Adjusted oddsa
Odds ratio 95% CI Odds ratio 95% CI
Number of job aids used when providing FP counselinga
 Used 0 or 1 ref
 Used 2 or 3 2.48** (1.37–4.45) 2.45** (1.23–4.62)
Sex
 Female ref
 Male 1.92 (0.97–3.77) 1.82 (0.84–3.95)
Age
 34 or younger ref
 35 or older 0.78 (0.44–1.38) 0.94 (0.47–1.87)
Had 2 or more years of higher education
 No ref
 Yes 1.14 (0.64–2.01) 1.45 (0.68–3.08)
Marital status
 Not married ref
 Currently married 0.69 (0.36–1.31) 0.62 (0.27–1.39)
Injected DMPA-SC in the past 30 days
 No ref
 Yes 1.74 (0.88–3.44) 1.84 (0.85–3.97)
State
 Bauchi ref
 Cross River 2.36* (1.04–5.35) 1.64 (0.59–4.50)
 Ebonyi 1.16 (0.54–2.51) 1.19 (0.48–2.97)
 Kaduna 1.57 (0.70–3.50) 1.29 (0.52–3.24)
  1. * p-value < 0.05; ** p-value < 0.01
  2. a2 missing observations