Effect of a participatory intervention in women’s self-help groups for the prevention of chronic suppurative otitis media in their children in Jumla Nepal: a cluster-randomised trial

Table 5 Comparison of the prevalence of CSOM in children in the intervention and control groups at 12 month follow-up using cluster-level summaries and individual-level regression analyses

	Unadjusted analysis	Adjusted analysis^a
Cluster-level summary analysis
Mean difference	−0.33	0.32
95% CI	−1.41 to 0.75	−0.82 to 1.45
P value	0.53	0.57
Logistic regression unadjusted for clustering
Odds ratio	1.10	1.12
95% CI	0.63 to 1.92	0.63 to 1.98
P value	0.75	0.71
Logistic regression with random effects
Odds ratio	1.07	1.09
95% CI	0.62 to 1.84	0.63 to 1.89
P-value	0.80	0.76
Generalised estimating equations
Odds ratio	1.10	1.12
95% CI	0.62 to 1.92	0.64 to 1.96
P-value	0.75	0.70

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