Assessment of Pertussis Vaccine Protective Effectiveness in Children in the Amhara Regional State, Ethiopia

Table 3

Distribution of pertussis positives among vaccinated and un-vaccinated control groups in different hospitals and socio-demographic variables, Amhara Regional State, Ethiopia, 2019.

Characteristics		Vaccinated		Un-vaccinated		Total Infected N (%)	value
		Total	Infected, N (%)	Total	Infected, N (%)
Gender	Male	56	15 (42.9)	117	40 (47.6)	55 (46.2)	0.86
	Female	56	20 (57.1)	106	44 (52.4)	64 (53.8)
Age (years)	6	31	6 (17.1)	49	16 (19.0)	22 (18.5)	0.74
	7	27	7 (20.0)	55	19 (22.6)	26 (21.8)
	8	26	10 (28.6)	63	24 (28.6)	34 (28.6)
	9	28	12 (34.3)	56	25 (29.8)	37 (31.1)
Residence	Rural	60	24 (68.6)	129	46 (54.8)	70 (58.8)	0.79
	Urban	52	11 (31.4)	94	38 (45.2)	49 (41.2)
Family size	<4	23	5 (14.3)	52	22 (26.2)	27 (22.7)	0.68
	5	36	9 (25.7)	68	26 (31.0)	35 (29.4)
	>6	53	21 (60.0)	103	36 (42.9)	57 (47.9)
Hospital	UoG	19	4 (11.4)	38	24 (28.6)	28 (23.5)	0.92
	FH	19	2 (5.7)	38	3 (3.6)	5 (4.2)
	Masha	18	13 (37.1)	36	14 (16.7)	27 (22.7)
	Debark	19	4 (11.4)	38	6 (7.1)	10 (8.4)
	Janamora	18	1 (2.9)	35	15 (17.9)	16 (13.4)
	Ebnat	19	11 (31.4)	38	22 (26.2)	33 (27.7)