From: A behaviour change intervention to reduce home exposure to second hand smoke during pregnancy in India and Bangladesh: a theory and evidence-based approach to development
Round 1 (N = 17)
Round 2 (N = 15)
Round 3 (N = 15)
Kendall’s W
0.25 (< 0.001)
0.43 (< 0.001)
0.61 (< 0.001)