Table 4.

Hazard ratios of cox regression using ESLA-7 as continuous variable

Cohort	HR	CI	p	N	events
Lee et al. 2008 [4]	1.8	1.3–2.6	***	51	24
Zhu et al. 2010 [5]	3.8	1.1–12.1	*	32	14
Shedden et al. 2008 [6]	2.4	1.6–3.5	***	207	64
Rousseaux et al. 2013 [7]	2.2	1.5–3.3	***	84	31
Okayama et al. 2012 [8]	1.9	1.3–2.8	***	204	27
Botling et al. 2013 [9]	1.2	0.7–2.2		35	14
Der et al. 2014 [10]	1.6	1.1–2.2	*	127	44

*p ≤ 0.05, **p ≤ 0.01, ***p ≤ 0.001