Table 1.

Baseline characteristics of each study population (non-DM vs T2DM)

	Study population A (overall population)			Study population B (laboratory data-available admissions only)
	non-DM	T2DM	p Value*	non-DM	T2DM	p Value*
Number of admission	306 100	260 091		259 633	53 793
Male, %	54.6%	67.7%	<0.0001	53.0%	67.9%	<0.0001
Age, years (mean±SD)	60.3±15.2	66.9±9.7	<0.0001	59.4±15.6	66.7±9.8	<0.0001
Admission year
2010	14.1%	10.9%	<0.0001	13.2%	10.7%	<0.0001
2011	19.3%	16.3%		18.8%	18.0%
2012	22.8%	20.9%		22.5%	23.2%
2013	26.0%	29.9%		26.2%	28.3%
2014	17.7%	22.0%		19.2%	19.9%
Concomitant diseases
Neural	28.7%	39.3%	<0.0001	28.3%	39.1%	<0.0001
Eye	8.1%	24.0%	<0.0001	7.8%	24.0%	<0.0001
Cardiovascular	45.9%	78.6%	<0.0001	43.5%	78.3%	<0.0001
Respiratory	25.6%	34.3%	<0.0001	24.8%	33.1%	<0.0001
Gastrointestinal	63.7%	75.4%	<0.0001	62.3%	75.4%	<0.0001
Renal	22.6%	32.8%	<0.0001	22.1%	32.5%	<0.0001
Sepsis	1.6%	3.5%	<0.0001	1.4%	3.0%	<0.0001
Non-septic severe infection	5.6%	6.9%	<0.0001	5.6%	6.8%	<0.0001
Solid tumour	36.6%	31.6%	<0.0001	37.1%	35.6%	<0.0001
Acute leukaemia	0.6%	0.6%	0.21	0.4%	0.7%	<0.0001

*T2DM versus non-DM. p Values were calculated by t-test for age and by χ² test for variables other than age.

T2DM, type 2 diabetes mellitus.