Table 5.

Hospitalization proportion of pneumonia patients in 2012.

	No. of cases	Hospitalized cases	Hospitalization proportion (%)	χ2	P
Onset age
0-	56	35	62.50	3.44	0.4861
1-	57	33	57.89
2-	39	18	46.15
3-	34	17	50.00
4-	13	6	46.15
Gender
Male	127	68	53.54	0.21	0.6432
Female	72	41	56.94
Residency type
Urban	86	16	18.60	79.98	< 0.0001
Rural	113	93	82.30
Chest X-ray confirmed pneumonia
Urban	18	3	16.67	43.96	< 0.0001
Rural	83	77	92.77
Vaccine history before onset
Yes	25	3	12.00	21.12	< 0.0001
No	159	97	61.01
Unknown	15	9	60.00
Total	199	109	54.77