Table 3 Measures of statistical heterogeneity per type of accuracy estimator (n=53)
From: Assessing variability in results in systematic reviews of diagnostic studies
Cochran’s Q test n(%) | I2 n(%) | τ2 n(%) | Any test or measurement n(%) | |
|---|---|---|---|---|
Sensitivity and/or specificity | 22 (42 %) | 24 (45 %) | 4 (8 %) | 31 (58 %) |
Predictive values | 3 (6 %) | 3 (6 %) | 1 (2 %) | 4 (8 %) |
DOR | 9 (17 %) | 10 (19 %) | 1 (2 %) | 13 (25 %) |
Accuracy | 2 (4 %) | 2 (4 %) | 1 (2 %) | 3 (6 %) |
Likelihood Ratio | 9 (17 %) | 5 (9 %) | 3 (6 %) | 10 (19 %) |
Any parameter | 31 (58 %) | 26 (49 %) | 7 (13 %) |