Table 3.

Factors associated with environmental domain of QoL

Factors	Category	Number	Mean	SD	T statistics	P statistics
Gender	Male	381	57.6	6.53	0.186	0.852
	Female	19	57.4	9.15
Marital status	Married	100	59.0	7.20	2.353	0.019
	Unmarried	300	57.2	6.43
Smoking	Yes	167	57.2	6.83	-0.969	0.333
	No	233	57.9	6.55
Alcohol	Yes	241	57.9	6.81	0.993	0.321
	No	159	57.2	6.43
Tobacco	Yes	146	58.1	7.41	1.032	0.303
	No	254	57.4	6.19
Monthly income	<10000	308	57.1	6.83	−3.147	0.002
	>10000	92	59.5	5.70
Education	Illiterate and primary	342	57.4	6.61	−2.035	0.043
	Secondary and higher	58	59.3	6.78
literacy	Read and write	176	57.1	6.98	−1.395	0.164
	Illiterate	224	58.0	6.39
Type of work	Laborer	253	56.8	6.26	−3.435	0.001
	others	147	59.1	7.09
Type of Shelter	Hut	352	57.2	6.20	−3.212	0.000
	others	48	60.5	8.97