The incidence risk of type 2 diabetes mellitus in female nurses: a nationwide matched cohort study

Huang, Hsiu-Ling; Pan, Cheng-Chin; Wang, Shun-Mu; Kung, Pei-Tseng; Chou, Wen-Yu; Tsai, Wen-Chen

doi:10.1186/s12889-016-3113-y

BMC Public Health

Table 1 Participants demographics before and after propensity score (PS) matching

From: The incidence risk of type 2 diabetes mellitus in female nurses: a nationwide matched cohort study

Variables		Before PS Matching							After PS Matching (1:1)
		Total		Non-nurses		Nurse		p -value	Total		Non-nurses		Nurse		p -value
		N	%	N	%	N	%		N	%	N	%	N	%
Total participants		374173	100.00	303498	81.11	70675	18.89		111670	100.00	55835	50.00	55835	50.00
Age								<0.001							1.000
	<25	59213	15.83	39267	12.94	19946	28.22		24912	22.31	12456	22.31	12456	22.31
	25–34	107621	28.76	76758	25.29	30863	43.67		47271	42.33	23628	42.32	23643	42.34
	35–44	88584	23.67	74351	24.50	14233	20.14		28221	25.27	14118	25.29	14103	25.26
	45–54	54406	14.54	49631	16.35	4775	6.76		9550	8.55	4775	8.55	4775	8.55
	55–64	32444	8.67	31771	10.47	673	0.95		1346	1.21	673	1.21	673	1.21
	≧65	31905	8.53	31720	10.45	185	0.26		370	0.33	185	0.33	185	0.33
Average age (Mean, Std)		40.13	15.05	42.20	15.48	31.23	8.48		32.79	8.97	33.04	9.10	32.54	8.83
Monthly salary(NT$)								<0.001							1.000
	Low-income household	1326	0.35	1312	0.43	14	0.02		28	0.03	14	0.03	14	0.03
	≦17280	47252	12.63	42573	14.03	4679	6.62		9358	8.38	4679	8.38	4679	8.38
	17281 ~ 22800	141273	37.76	134297	44.25	6976	9.87		13952	12.49	6976	12.49	6976	12.49
	22801 ~ 28800	71049	18.99	61248	20.18	9801	13.87		19602	17.55	9801	17.55	9801	17.55
	28801 ~ 36300	34972	9.35	23113	7.62	11859	16.78		20061	17.96	10023	17.95	10038	17.98
	36301 ~ 45800	44721	11.95	20443	6.74	24278	34.35		27366	24.51	13680	24.50	13686	24.51
	45801 ~ 57800	24273	6.49	14628	4.82	9645	13.65		16136	14.45	8068	14.45	8068	14.45
	≧57801	9291	2.48	5868	1.93	3423	4.84		5167	4.63	2594	4.65	2573	4.61
	Missing data	16		16
CCI								<0.001							0.980
	0	93747	25.05	76960	25.36	16787	23.75		28218	25.27	14109	25.27	14109	25.27
	1 ~ 3	127818	34.16	98810	32.56	29008	41.04		43511	38.96	21796	39.04	21715	38.89
	4 ~ 6	87823	23.47	71246	23.47	16577	23.46		26529	23.76	13224	23.68	13305	23.83
	7 ~ 9	42956	11.48	36932	12.17	6024	8.52		9815	8.79	4912	8.80	4903	8.78
	≧10	21829	5.83	19550	6.44	2279	3.22		3597	3.22	1794	3.21	1803	3.23
Average CCI(Mean, Std)		3.38	3.34	3.48	3.43	2.93	2.89		2.93	2.90	2.92	2.89	2.93	2.92

CCI, Charlson Comorbidity Index; PS, propensity score
It’s 30 New Taiwan Dollar (NT$) per US dollar
p -value was considered significant at p < 0.05

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ISSN: 1471-2458

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