Table 4.

Subgroup analysis based on excluding outliers

Pooled results	Value	95 % CI	P value	I 2 (%)
Sensitivity	0.85	0.81–0.89	0.1587	37.2
Specificity	0.65	0.59–0.70	0.4438	0.0
Positive LR	2.46	2.03–2.98	0.3472	10.7
Negative LR	0.25	0.19–0.33	0.1079	44.6
Diagnostic OR	9.47	6.38–14.05	0.1013	45.7