Ethnic differences in the occurrence of acute coronary syndrome: results of the Malaysian National Cardiovascular Disease (NCVD) Database Registry (March 2006 - February 2010)

Table 7 In-hospital clinical outcomes by ethnicity

In-hospital clinical outcomes	Ethnic group				F^†	χ²	df	P^§
In-hospital clinical outcomes	Malays	Chinese	Indians	Others*	F^†	χ²	df	P^§
CCU Days^‡	3.5(2.8)	3.2(2.6)	3.6(2.9)	3.2(2.5)	7.4			0.000
Total Days^‡	5.0(3.7)	4.5(3.4)	4.7(3.5)	4.9(3.7)	11.3			0.000
Bleeding rate^#
Major⁺	44(0.7)	13(0.5)	11(0.4)	1(0.2)		13.3	9	0.150
Minor	138(2.3)	57(2.1)	43(1.6)	11(2.1)
Minimal	6(0.1)	1(0.0)	1(0.0)	0(0.0)
None	5777(96.8)	2617(97.4)	2683(98.0)	524(97.8)
Mortality rate^#
STEMI	309(9.2)	125(10.1)	96(8.1)	30(8.2)		3.3	3	0.352
NSTEMI/UA	204(6.5)	97(5.6)	69(3.7)	15(5.4)		17.8	3	0.000
Adjusted OR for mortality (95% CI) ^¥
STEMI	1	0.93 (0.74, 1.16)	0.93 (0.66, 1.47)	0.99 (0.66, 1.47)
NSTEMI/UA	1	0.71 (0.55, 0.91)	0.57 (0.43, 0.76)	0.78 (0.45, 1.34)

*Others: Indigenous (Orang Asli), Kadazan, Melanau, Murut, Bajau, Bidayuh, Iban (minor ethnic groups) and other non-Malaysians.
CCU: Coronary Care Unit.
^†One-way ANOVA.
^‡Mean (SD).
^#Number (%).
^§P value.
⁺TIMI (Thrombolysis In Myocardial Infarction) major bleeding involves a hemoglobin drop >5 g/dL (with or without an identified site) or intracranial hemorrhage or cardiac tamponade.
^¥Binary multiple logistic regression; ORs adjusted for age and sex.

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