marginally significantp=0.024
This however increased in Kano state from 50.88% (SD=16.68) in 2018 to 54.20% (SD=20.34%) by 2021 with a marginally significant mean difference for both the one-tailed (p=0.024) and the two-tailed (p=0.048) t-test with a small effect size (Cohen’s d=−0.31; 95% CI=−0.608 to –0.003).