Lung cancer N=175. N (%)	Hazard ratio (95% CI)			Gallbladder cancer N=179 N (%)	Hazard ratio (95% CI)
		Crude	Adjusted (N=147)	Weightǂ adjusted (N=142)		Crude	Adjusted (N=161)	Weightǂ adjusted (N=154)
Age at diagnosis					Age at diagnosis
30-40 years	15 (8.6)	Ref	Ref	Ref	24 (13.4)	Ref	Ref	Ref
41-50 years	30 (17.1)	0.7 (0.3,1.4)	0.6 (0.3,1.2)	0.6 (0.3,1.2)	61 (34.1)	1.1 (0.7,1.8)	1.2 (0.7,1.9)	1.1 (0.7,1.9)
51-69 years	130 (74.3)	1.2 (0.7, 2.2) (p= 0.060)	1.0 (0.5,1.8) (p=0.391)	1.0 (0.5,1.8) (p=0.349)	94 (52.5)	1.2 (0.7,1.9) (p=0.560)	1.2 (0.7,2.0) (p=0.423)	1.2 (0.8,1.9) (p=0.414)
Sex					Sex
Men		Ref	Ref	Ref	55 (30.7)	Ref	Ref	Ref
Women	148 (84.6)	0.8 (0.5,1.2) (p=0.247)	0.8 (0.5,1.3) (p=0.244)	0.8 (0.5,1.3) (p=0.258)	124 (69.3)	0.8 (0.6,1.1) (p=0.240)	0.7 (0.5,1.3) (p=0.161)	0.9 (0.6,1.3) (p=0.350)
Education					Education
No formal education	50 (33.3)	Ref	Ref	Ref	85 (49.6)	Ref	Ref	Ref
Up to 4 years	33 (22.0)	0.8 (0.5,1.3)	0.9 (0.6,1.5)	0.9 (0.6,1.4)	26 (12.6)	0.9 (0.5,1.4)	0.9 (0.5,1.5)	1.0 (0.6,1.6)
5-12 years	51 (34.0)	1.0 (0.7,1.6)	1.0 (0.7,1.6)	1.0 (0.6,1.5)	40 (20.9)	1.3 (0.9,1.9)	1.1 (0.7,1.9)	1.2 (0.8,1.9)
Graduation/ above	16 (10.7)	0.7 (0.4, 1.4) (p=0.711)	0.6 (0.3,1.2) (p=0.324)	0.6 (0.3,1.2) (p=0.212)	11 (7.0)	0.8 (0.4,1.6) (p=0.642)	0.7 (0.3,1.4) (p=0.624)	0.8 (0.4,1.7) (p=0.945)
Clinical extent					Clinical extent
Localised/direct extension	50 (29.9)	Ref	Ref	Ref	47 (27.8)	Ref	Ref	Ref
Regional nodes extension	44 (26.3)	0.9 (0.6,1.5)	1.0 (0.6,1.6)	1.0 (0.6,1.7)	17 (10.1)	1.2 (0.6,2.1)	1.1 (0.6,2.2)	1.3 (0.7,2.5)
Metastasis/advanced/ recurrence	73 (43.7)	1.2 (0.8,1.8) (p=0.215)	1.4 (0.9,2.1) (p=0.203)	1.5 (1.0,2.2) (p=0.097)	105 (62.1)	1.8 (1.3,2.6) (p=0.001)	1.9 (1.3,2.9) (p=0.001)	2.0 (1.3,3.1) (p=0.001)
Histology					NOT APPLICABLE
Non-small cell	95 (55.2)	Ref	Ref	Ref
Small cell	44 (25.6)	1.3 (0.9, 1.9)	1.3 (0.9, 2.0)	1.3 (0.9, 2.0)
Others	33 (19.2)	1.0 (0.7,1.6) (p=0.996)	1.2 (0.8,2.0) (p=0.446)	1.3 (0.8,2.1) (p=0.291)