Table 4.

Summary of matched and unmatched group characteristics before and after PSM for pneumonia

Variable	Unmatched and untreated	Unmatched and treated	P > |t|	Matched and untreated	Matched and treated	P > |t|
Age child	2.37	2.28	0.484	2.22	2.15	0.601
Sex caretaker	1.63	1.70	0.105	1.69	1.69	0.906
Children per household	2.00	2.02	0.824	2.06	2.04	0.82
Mother’s education	0.16	0.10	0.089	0.11	0.11	0.862
Household wealth	−0.08	−0.44	0.02	−0.46	−0.40	0.698
Fever present	0.42	0.49	0.101	0.57	0.51	0.323
Diarrhoea present	0.20	0.23	0.356	0.28	0.25	0.62
Peri-urban location	2.75	2.83	0.145	2.85	2.87	0.793
No transport available at home	0.54	0.44	0.032	0.46	0.43	0.66
Aware that CHWs have drugs	1.74	1.34	0.018	1.41	1.25	0.237
Aware of pneumonia danger signs	0.12	0.16	0.151	0.13	0.16	0.441
Previous visits to CHWs	1.57	2.17	0.001	2.43	2.17	0.224
Number of previous hospitalisation	6.59	4.55	0.344	0.96	1.32	0.727
Duration of illness	6.89	5.61	0.071	5.68	5.56	0.772

N.B. The term treated in the table refers to children exposed to the iCCM programme