Cerebral infarction in advanced non-small cell lung cancer: a case control study

BMC Cancer

Table 3 Univariate analysis of risk factors associated with cerebral infarction

	Overall	without CI	with CI	OR	95 % CI	P
Overall	515	500	15
Age				2.04	0.56–7.27	0.39
≦70	344	332	12
≧71	171	168	3
Sex				2.33	0.78–10.13	0.11
Female	210	207	3
Male	305	293	12
Smoking history				2.32	0.65–8.36	0.19
No	187	184	3
Yes	328	316	12
PS				2.16	0.26–17.48	0.42
0–1	498	484	14
2–3	17	16	1
Histology				0.71	0.16–3.20	0.66
Ad	423	411	12
Not Ad	92	89	3
Hypertension				1.18	0.42–3.32	0.75
No	295	287	8
Yes	220	213	7
Diabetes				0.67	0.15–3.03	0.61
No	420	407	13
Yes	95	93	2
Hyperlipidemia				0.31	0.04–2.34	0.25
No	419	405	14
Yes	96	95	1
OMI				1.49	0.33–6.78	0.77
No	467	454	13
Yes	48	46	2
Atrial fibrillation				1.48	0.18–11.75	0.71
No	491	477	14
Yes	24	23	1
Brain metastasis				4.67	1.57–13.89	0.006
No	355	350	5
Yes	160	150	10

PS performance status, Ad adenocarcinoma, OMI old myocardial infarction, 95 % CI 95 % confidential interval

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