Table 5

Subgroup Analysis

Type of Study or PopulationOR (95% CI)p ValueNumber of PatientsNumber of Studies
Prospective studies4.2 (2.5–7.1)<0.0011,97014
Retrospective or not specified4.1 (2.4–7.1)<0.00197815
Visual analysis of LGE4.9 (3.3–7.3)<0.0012,38321
Threshold-based LGE detection3.4 (1.6–7.7)0.0025918
Mean LVEF <35%4.2 (2.4–7.2)<0.0011,89222
Mean LVEF >35%5.2 (3.4–7.9)<0.0011,0567
ICD primary prevention7.8 (1.7–35.8)0.0084215
LVEF not different between LGE-positive and LGE-negative patients6 (3.3–10.9)<0.0011,15612
LVEF significantly different between LGE-positive and LGE-negative patients5 (3.1–7.9)<0.0018614

Abbreviations as in Tables 2 and 3.