Willingness to pay for colorectal cancer screening in Guangzhou

Table 1 Demographic characteristics of participants in the pre-screening for colorectal cancer in Guangzhou

Variable	Number of participants (n = 1240)	%	Variable	Number of participants (n = 1240)	%
Gender			Marital status
Male	430	34.7	Married	1133	91.9
Female	810	65.3	Single/divorced/widowed	100	8.1
Age (yr)			The number to be raised in family
< 65	679	54.8	0	478	38.9
≥ 65	561	45.2	1-2	564	45.9
Education (yr)			≥ 3	188	15.3
≤ 6	312	25.2	Annual income per capita (RMB: Yuan)
7-12	748	60.5	≤ 30000	624	50.8
> 12	177	14.3	> 30000	604	49.2
Occupation			Annual household income per capita (RMB: Yuan)
Government and private enterprises	412	33.4	≤ 30000	688	56.9
Government agency/institution	137	11.1	>30000	521	43.1
Peasant	198	16.1	Family medical expenditure (RMB: Yuan)
Unemployed	208	16.9	≤ 5000	728	59.4
Other	278	22.5	> 5000	498	40.6
Health care status			Acceptance of colorectal cancer screening
The urban residents' medical insurance	388	32.3	Yes	1184	95.6
Medical insurance for public health care/urban employees	732	60.9	No	55	4.4
Other	81	6.7

Table 2 Willingness to pay for colorectal cancer screening of participants in Guangzhou

Variable	Number of participants (n = 1240)	%
Would you like to pay for colorectal cancer screening?
Yes	1137	91.7
No	103	8.3
Reason for "No"
The cost is unbearable	12	11.7
Unnecessary	65	63.1
No time	7	6.8
Examination is painful	33	32
Others	7	6.8
If you want, how much would you like to pay for it? (RMB: Yuan)
< 100	331	29.2
100-199	235	20.7
200-299	168	14.8
300-399	147	13
≥ 400	254	22.4

Table 3 Factors influencing willingness to pay for colorectal cancer screening of participants in Guangzhou

Variable	Willing to pay n (%)	Not willing to pay n (%)	χ2	P value
Gender			4.41	0.036
Male	404 (94.0)	26 (6.0)
Female	733 (90.5)	77 (9.5)
Age (yr)			1.25	0.264
< 65	628 (92.5)	51 (7.5)
≥ 65	509 (90.7)	52 (9.3)
Education (yr)			11.53	0.003
≤ 6	272 (87.5)	39 (12.5)
7-12	690 (92.6)	55 (7.4)
> 12	169 (95.5)	8 (4.5)
Occupation			26.56	< 0.001
Government and private enterprises	386 (93.7)	26 (6.3)
Government agency/institution	134 (97.8)	3 (2.2)
Peasant	181 (91.4)	17 (8.6)
Unemployed	194 (93.3)	14 (6.7)
Other	236 (84.9)	42 (15.1)
Marital status			4.71	0.03
Married	1045 (92.2)	88 (7.8)
Single/divorced/widowed	86 (86.0)	14 (14.0)
Health care status			2.93	0.231
Urban residents' medical insurance	363(93.6)	25 (6.4)
Medical insurance for public health care/urban employees	665 (90.8)	67 (9.2)
Other	76 (93.8)	5 (6.2)
The number to be raised in family			12.63	0.002
0	422 (88.3)	56 (11.7)
1-2	527 (93.4)	37 (6.6)
≥ 3	179 (95.2)	9 (4.8)
Annual income per capita (RMB: Yuan)			2.12	0.146
≤ 30000	570 (91.3)	54 (8.7)
> 30000	565 (93.5)	39 (6.5)
Annual household income per capita (RMB: Yuan)			0.30	0.587
≤ 30000	632 (91.9)	56 (8.1)
> 30000	483 (92.7)	38 (7.3)
Family medical expenditure (RMB: Yuan)			3.49	0.062
≤ 5000	663 (91.1)	65 (8.9)
> 5000	468 (94.0)	30 (6.0)
Acceptance of colorectal cancer screening			63.33	< 0.001
Yes	1102 (93.1)	82 (6.9)
No	34 (61.8)	21 (38.2)

Table 4 Factors influencing fees to pay for colorectal cancer screening of participants in Guangzhou

Variable	< 200 Yuan n (%)	200-399 Yuan n (%)	≥ 400 Yuan n (%)	χ2	P value
Gender				7.74	0.005
Male	177 (43.8)	127 (31.4)	100 (24.8)
Female	389 (53.2)	188 (25.7)	154 (21.1)
Age (yr)				2.41	0.121
< 65	327 (52.2)	165 (26.3)	135 (21.5)
≥ 65	239 (47.0)	150 (29.5)	119 (23.4)
Education (yr)				20.53	< 0.001
≤ 6	150 (55.1)	74 (27.2)	48 (17.6)
7-12	350 (50.9)	190 (27.6)	148 (21.5)
> 12	61 (36.1)	51 (30.2)	57 (33.7)
Occupation				38.85	< 0.001
Government and private enterprises	163 (42.2)	108 (28.0)	115 (29.8)
Government agency/institution	54 (40.3)	37 (27.6)	43 (32.1)
Peasant	104 (57.8)	39 (21.7)	37 (20.6)
Unemployed	121 (62.4)	46 (23.7)	27 (13.9)
Other	119 (50.6)	85 (36.2)	31 (13.2)
Marital status				0.25	0.618
Married	518 (49.7)	287 (27.5)	238 (22.8)
Single/divorced/widowed	43 (50.0)	28 (32.6)	15 (17.4)
Health care status				21.57	< 0.001
Urban residents' medical insurance	217 (59.9)	83 (22.9)	62 (17.1)
Medical insurance for public health care/urban employees	298 (44.9)	195 (29.4)	171 (25.8)
Other	34 (44.7)	26 (34.2)	16 (21.1)
The number to be raised in family				3.21	0.201
0	200 (47.5)	116 (27.6)	105 (24.9)
1-2	260 (49.4)	150 (28.5)	116 (22.1)
≥ 3	97 (54.2)	49 (27.4)	33 (18.4)
Annual income per capita (RMB: Yuan)				39.46	< 0.001
≤ 30000	328 (57.6)	156 (27.4)	85 (14.9)
> 30000	236 (41.8)	159 (28.2)	169 (30.0)
Annual household income per capita (RMB: Yuan)				86.03	< 0.001
≤ 30000	385 (61.0)	160 (25.4)	86 (13.6)
> 30000	172 (35.7)	147 (30.5)	163 (33.8)
Family medical expenditure (RMB: Yuan)				0.13	0.722
≤ 5000	333 (50.2)	173 (26.1)	157 (23.7)
> 5000	231 (49.6)	140 (30.0)	95 (20.4)
Acceptance of colorectal cancer screening				2.37	0.124
Yes	545 (49.5)	304 (27.6)	251 (22.8)
No	20 (58.8)	11 (32.4)	3 (8.0)

Table 5 Non-logistic regression analysis of unwillingness to pay for colorectal cancer screening of participants in Guangzhou

Variable	B	SE	Wals	P-value	OR (95%CI)
Gender
Male					1.00
Female	0.60	0.28	4.49	0.034	1.82 (1.05-3.15)
Education (yr)
≤ 6					1.00
7-12	-0.82	0.29	7.92	0.005	0.44 (0.25-0.78)
> 12	-0.91	0.49	3.45	0.063	0.40 (0.16-1.05)
Occupation
Unemployed					1.00
Government and private enterprises	0.52	0.41	1.59	0.208	1.67 (0.75-3.74)
Government agency/institution	-0.96	0.81	1.38	0.240	0.38 (0.08-1.90)
Peasant	-0.15	0.46	0.10	0.750	0.86 (0.35-2.13)
Other	1.33	0.39	11.42	0.001	3.78 (1.75-8.18)
The number to be raised in family
0					1.00
1-2	-0.69	0.26	7.00	0.008	0.50 (0.30-0.84)
≥ 3	-0.88	0.39	5.04	0.025	0.41 (0.19-0.89)
Acceptance of colorectal cancer screening
Yes					1.00
No	2.02	0.36	31.85	< 0.001	7.52 (3.73-15.16)

Table 6 Multi-class logistic regression analysis of payment fees for colorectal cancer screening of participants in Guangzhou

Variable	B	SE	Wals	P-value	OR (95%CI)
< 200 (RMB: Yuan)
Occupation
Unemployed					1.00
Government and private enterprises	-0.87	0.29	8.85	0.003	0.42 (0.24, 0.74)
Government agency/institution	-0.81	0.36	5.23	0.022	0.44 (0.22, 0.89)
Peasant	-1.15	0.34	11.59	0.001	0.32 (0.16, 0.61)
Other	-0.17	0.33	0.27	0.607	0.84 (0.44, 1.61)
Annual household income per capita (RMB: Yuan)
> 30000					1.00
≤ 30000	1.18	0.20	33.31	0.000	3.25 (2.18, 4.85)
200-399 (RMB: Yuan)
Family medical expenditure (RMB: Yuan)
> 5000					1.00
≤ 5000	-0.40	0.19	4.65	0.031	0.67 (0.47, 0.96)
Occupation
Unemployed					1.00
Government and private enterprises	-0.15	0.33	0.21	0.647	0.86 (0.45, 1.64)
Government agency/institution	-0.19	0.39	0.24	0.622	0.82 (0.38, 1.78)
Peasant	-0.63	0.39	2.65	0.103	0.53 (0.25, 1.14)
Other	0.74	0.36	4.20	0.040	2.11 (1.03, 4.29)
Annual household income per capita (RMB: Yuan)
> 30000					1.00
≤ 30000	0.47	0.22	4.47	0.035	1.60 (1.04, 2.48)
Annual income per capita (RMB: Yuan)
> 30000					1.00
≤ 30000	0.56	0.23	5.73	0.017	1.75 (1.11, 2.76)