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Table 3 Comparison of participants’ pre- and post-intervention intimate partner violence (IPV) knowledge scores

From: Training Sri Lankan public health midwives on intimate partner violence: a pre- and post-intervention study

Variable Pre-intervention Post-intervention z-score p-value
Median IQR Median IQR
Total knowledge scores
Acts of IPV* 0.83 0.67–1.00 1.00 1.00–1.00 −11.55 <0.001
Health effects of IPV* 0.50 0.25–0.75 1.00 0.75–1.00 −15.09 <0.001
Laws against IPV* 0.50 0.33–0.50 0.67 0.67–0.83 −16.41 <0.001
Combined IPV knowledge score* 0.62 0.43–0.81 0.88 0.82–0.94 −17.35 <0.001
  1. *A detailed comparison of the itemized knowledge scores is provided in Table A2. IQR: interquartile range.