Table 4.

Factors affecting indirect cost on patients with advanced NSCLC

Variables	Estimate	SE	Z value	P value
Caregivers related
Gender (Ref. Female)
Male	– 1936.37	2356.30	– 0.82	0.411
Age (Ref. ≤ 60)
> 60	– 10,829.55	3104.21	– 3.49	< 0.001
Educational attainment (Ref. Primary school degree)
Junior school degree	3646.08	3324.38	1.1	0.273
Senior school degree	3924.44	3761.43	1.04	0.297
University degree or above	5746.41	4319.76	1.33	0.183
Occupation type(Ref. Civil servant)
Institution staff	– 10,904.48	8272.61	– 1.32	0.187
Freelancer	– 5981.95	8292.10	– 0.72	0.471
The Jobless	– 10,502.49	8775.49	– 1.2	0.231
Farmer	– 14,866.31	8495.56	– 1.75	0.080
Retiree	– 17,144.99	8520.42	– 2.01	0.044
Others	– 7559.17	8372.16	– 0.9	0.367
Current employment status (Ref. Employed)
Unemployed	1324.69	3103.51	0.43	0.669
Relationship to patient (Ref. Spouse)
Daughter/Son	– 3683.72	3046.90	– 1.21	0.227
Mother/Father	– 950.93	5327.93	– 0.18	0.858
Others	– 4878.43	5194.89	– 0.94	0.348
Current caregiving time(h/day) (Ref. < 3)
3–6	2181.40	2973.46	0.73	0.463
7–9	3303.51	4159.80	0.79	0.427
> 9	1685.87	3035.39	0.56	0.579
Patients related
Household income ($, per year) (Ref. < 6,975)
6975–	– 1039.92	2825.24	– 0.37	0.713
13,950-	5557.01	3452.90	1.61	0.108
≥ 27,900	1941.21	4727.13	0.41	0.681
Current employment status (Ref. Employed)
Unemployed	9753.18	7845.86	1.24	0.214
Employed with occasional sick leave	11,028.38	8505.33	1.3	0.195
Disease related characteristics
Therapy (Ref. Immunotherapy)
Othersa	5915.77	2315.00	2.56	0.011
Duration of disease since diagnosis (months)	251.91	46.14	5.46	< 0.001
Department (Ref. Oncology)
Respiratory	– 772.26	3125.18	– 0.25	0.805
Constants	3111.17	12,000.51	0.26	0.795
AIC = 23.25, Pearson χ2 > 0.05

^aOthers: included chemotherapy, radiotherapy, combination of radiotherapy and chemotherapy, and other treatment