Table 4.

Factors related to the average times of hospitalization and ALOS of the 221 inpatients

Variables	Inpatients	Times of hospitalization	Fa	P-value	ALOS	Fa	P-value
Gender
Male	177	1.25 ± 0.60	0.148	0.701	30.72 ± 27.08	0.880	0.349
Female	44	1.30 ± 0.76			27.12 ± 20.17
Age
< 30	40	1.18 ± 0.45	0.459	0.711	33.68 ± 23.17	4.464	0.004
30~44	26	1.23 ± 0.43			35.72 ± 24.24
45~59	69	1.26 ± 0.50			34.59 ± 34.87
60~	86	1.31 ± 0.83			23.28 ± 16.19
Occupation
Mental labourer	22	1.45 ± 1.14	1.097	0.351	29.81 ± 26.59	3.639	0.013
Manual labourer	89	1.19 ± 0.45			27.68 ± 16.58
Retire	94	1.29 ± 0.65			29.09 ± 28.44
Unknown	16	1.25 ± 0.45			47.90 ± 40.06
Patient category
New cases	183	1.24 ± 0.64	1.279	0.259	28.98 ± 23.64	1.860	0.174
Previously treated cases	38	1.37 ± 0.63			34.38 ± 33.68
Residence
Native	130	1.32 ± 0.74	2.901	0.090	29.69 ± 22.71	0.058	0.810
Migration in China	91	1.18 ± 0.44			30.46 ± 30.28
Sputum smear test
Negative cases	92	1.22 ± 0.59	0.792	0.374	22.76 ± 11.55	15.409	0.000
Positive cases	129	1.29 ± 0.67			34.83 ± 31.13
Health Insurance
URBMI	80	1.14 ± 0.38	4.465	0.005	30.95 ± 32.05	1.529	0.207
UEBMI	96	1.42 ± 0.83			27.74 ± 21.08
Student	12	1.42 ± 0.67			26.88 ± 18.32
Without insurance	33	1.06 ± 0.24			37.74 ± 26.89

^aANOVA test