Table 1.

Distributions of baseline characteristics compared between breast cancer cohort and BC control cohort and between cervical cancer cohort and CC control cohort.

Variable	Breast cancer N = 96,862		BC control N=96,862		Standardization difference	Cervical cancer N = 26,703		CC control N = 26,703		Standardization difference
Age, years	n	%	n	%		n	%	n	%
18-39	11,988	12.4	11,964	12.4	0.001	2,915	10.9	2,908	10.9	0.001
40-49	31,919	33.0	32,199	33.2	0.006	6,555	24.6	6,592	24.7	0.003
50-64	37,843	39.1	37,906	39.1	0.001	9,270	34.7	9,151	34.3	0.009
65-74  75+	11,485 3,627	11.9 3.74	11,243 3,550	11.6 3.67	0.009 0.010	5,335 2,628	20.0 9.84	5,234 2,818	19.6 10.5	0.010 0.012
Mean (SD)	52.3	(11.9)	51.7	(13.8)	0.046	56.6	(14.4)	56.1	(16.0)	0.034
Occupation
Homemaker	26,383	27.2	26,122	27.0	0.006	8,923	33.4	9,026	33.8	0.008
White collar	20,911	31.9	30,913	31.9	0.000	4,881	18.3	4,782	17.9	0.010
Blue collar	28,101	29.0	28,346	29.3	0.006	9,452	35.4	9,485	35.5	0.003
Other	11,467	11.8	11,481	11.9	0.000	3,447	12.9	3410	12.8	0.004
Income, NTD
≤20,000	35,152	36.3	35,141	36.3	0.000	13,777	51.6	13,845	51.9	0.005
20,001-39,999	40,279	41.6	40,387	41.7	0.002	9,669	36.2	9,669	36.2	0.000
40,000+	21,431	22.1	21,334	22.0	0.002	3,257	12.2	3,189	11.9	0.008
Urbanization
Urban	57,723	59.6	58,045	59.9	0.007	12,811	48.0	12,857	48.2	0.003
Suburban	30,659	31.7	3,791	31.8	0.003	10,118	37.9	10,215	38.3	0.007
Rural	8,480	8.75	8,026	8.29	0.017	3,774	14.1	3,631	13.6	0.015
CCI score
0	87,948	90.8	89,857	92.8	0.072	22,961	86.0	23,408	87.7	0.050
1	6,053	6.25	5,106	5.27	0.042	2,281	8.54	2,086	7.81	0.027
2+	2,861	2.95	1,899	1.96	0.064	1,461	5.47	1,209	4.53	0.043

SD, standard deviation; Other: unemployed or retired; CCI, Charlson comorbidity index.