Table 2.

Factors associated with LOS by univariate analysis

Factors		Mean days	Median days	P-value
Gender	Male	11.40 ± 6.04	10.00 (7.00–14.00)	0.056
	Female	12.04 ± 6.27	11.00 (8.00–15.00)
Age group	20~	9.06 ± 3.79	9.00 (6.00–12.75)	<0.001
	30~	10.00 ± 5.63	9.00 (7.00–10.50)
	40~	10.95 ± 6.21	10.00 (7.00–13.00)
	50~	9.83 ± 5.09	9.00 (7.00–13.00)
	60~	10.71 ± 5.12	10.00 (8.00–13.00)
	70~	12.45 ± 5.99	11.00 (9.00–15.00)
	80~	15.67 ± 6.73	16.00 (11.00–21.00)
	90~	19.94 ± 5.96	21.00 (16.75–23.25)
Type of medical insurance	Urban Resident Basic Medical Insurance	10.31 ± 5.39	9.00 (7.00–11.00)	<0.001
	Urban Employee Basic Medical Insurance	10.14 ± 4.84	9.00 (7.00–12.00)
	Other	13.30 ± 5.41	13.00 (11.00–17.00)
	Public expense	14.19 ± 6.11	15.00 (10.00–19.00)
	Private expense	12.65 ± 6.74	12.00 (8.00–17.00)
	NCMS	12.95 ± 7.15	11.00 (8.50–15.50)
Occupation	Employee	10.95 ± 6.20	10.00 (7.00–15.00)	<0.001
	Student	12.00 ± 5.57	13.00 (6.00–)
	Labourer	10.32 ± 5.26	9.00 (7.00–13.00)
	Employed	12.54 ± 6.29	11.00 (8.00–16.00)
	Unemployed	11.02 ± 5.94	10.00 (8.00–13.00)
Mode of Admission	Emergency	10.62 ± 7.81	9.00 (4.50–13.00)	0.057
	Outpatient	11.68 ± 5.95	10.00 (8.00–15.00)
	Other	11.03 ± 11.33	9.00 (2.00–14.50)
Year of admission	2013	11.67 ± 6.31	10.00 (8.00–14.00)	0.998
	2014	11.62 ± 5.97	10.00 (8.00–15.00)
Complications	No complications	15.43 ± 7.17	15.50 (10.00–22.00)	<0.001
	Chronic complications	11.23 ± 5.84	10.00 (8.00–14.00)
	Acute + chronic complications	10.74 ± 5.81	10.00 (7.00–13.00)