Table 3. Pooled ORs for association of commonly studied risk factors with Type II endoleak.

Potential risk factors	No. of studies	Total no. of participants	Pooled OR	95% CI	P value	I2
Age	8	6278	0.37	0.31–0.43	<0.001	99.0
Male	12	11775	0.83	0.67–1.02	0.059	46.4
Smoking	14	20477	0.71	0.55–0.92	<0.001	86.4
Diabetes	10	7303	0.91	0.76–1.09	0.251	20.9
Hypertension	10	7281	0.98	0.85–1.12	0.484	0
Hyperlipidemia	7	5522	1.12	0.83–1.49	0.814	74.7
Chronic renal insufficiency	10	9201	0.85	0.53–1.36	0.600	85.3
COPD	10	5745	0.84	0.69–1.03	0.135	34.1
Polytrafluoroethylene-based endografts	7	8396	0.88	0.65–1.18	0.390	70.8
Anticoagulants	5	3758	1.27	0.97–1.67	0.537	0
Antiplatelet	5	3758	1.09	0.79–1.51	0.220	65.6
Patent IMA	3	4353	1.98	1.06–3.71	0.012	77.6
Number of patent lumbar arteries	2	758	3.07	2.81–3.33	<0.001	99.8
Maximum aneurysm diameter	7	4858	0.23	0.17–0.30	<0.001	98.0