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Table 2 Summary estimates of sensitivity, specificity, and positive and negative likelihood ratios for all included studies and for sensitivity analyses at a cut point of ≥2

From: Diagnostic accuracy of the STRATIFY clinical prediction rule for falls: A systematic review and meta-analysis

Application of STRATIFY rule

No. of studies (patients)

Sensitivity (95% CI)

Variance Logit Sensitivity (95% CI)

Specificity (95% CI)

Variance Logit Specificity (95% CI)

All studies

17 (n = 11,378)

0.67 (0.52-0.80)

1.49 (0.63-3.53)

0.57 (0.45-0.69)

1.04 (0.49-2.21)

Studies with spectrum bias excluded

14 (n = 11,063)

0.66 (0.54-0.76)

0.69 (0.28-1.72)

0.61 (0.51-0.69)

0.49 (0.22-1.09)

Studies with no definition ‘fall’ excluded

10 (n = 4,193)

0.61 (0.42-0.78)

1.26 (0.43-3.68)

0.65 (0.55-0.74)

0.42 (0.15-1.16)

Studies with a high prevalence of falls (>10%)

9 (n = 1479)

0.58 (0.41-0.73)

0.94 (0.32-2.77)

0.58 (0.43-0 .71)

0.76 (0.28-2.08)

Studies with a low prevalence of falls (<10%)

8 (n = 9899)

0.75 (0.42-0.93)

1.12 (-0.31-2.55)

0.63 (0.43-0.79)

0.53 (-0.28-1.33)