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Table 3 Results of pooled data

From: Imaging diagnosis for chronic lateral ankle ligament injury: a systemic review with meta-analysis

Test Ligament Studies Participants TP FP FN TN Pooled sensitivity Pooled specificity Pooled LR+ Pooled LR− Pooled DOR
Value [95%CI] I 2 Value [95%CI] I 2 Value [95%CI] I 2 Value [95%CI] I 2 Value [95%CI] I 2
MRI ATFL 12 457 300 19 68 70 0.83 [0.78, 0.87] 50.4% 0.79 [0.69, 0.87] 68.6% 2.72 [1.41–5.24] 60.4% 0.28 [0.19–0.41] 20.7% 16.25 [7.65–34.53] 0.0%
MRI CFL 7 269 58 20 45 146 0.56 [0.46, 0.66] 30.5% 0.88 [0.82, 0.93] 48.9% 3.84 [1.99–7.40] 36.5% 0.55 [0.41–0.74] 38.8% 8.28 [3.08–22.24] 48.7%
US ATFL 4 246 177 6 2 61 0.99 [0.96, 1.00] 0% 0.91 [0.82, 0.97] 71.6% 15.08 [5.85–38.87] 0% 0.02 [0.00–0.07] 0% 946.51 [159.33–5622.80] 0%
US CFL 1 120 61 5 4 50 0.94 [0.85, 0.98] 0.91 [0.80, 0.97] 10.3 [4.5–23.9] 0.07 [0.03–0.18] 153 [7–3550]
stress radiography ATFL 4 118 66 3 14 35 0.81 [0.68, 0.90] 44.9% 0.92 [0.79, 0.98] 0% 7.94 [3.11–20.28] 0% 0.24 [0.11–0.54] 46% 39.24 [10.50–146.56] 0%
stress radiography CFL 2 95 24 5 7 59 0.77 [0.59, 0.90] 86.6% 0.92 [0.83, 0.97] 75.7% 9.88 [0.65–149.20] 83.8% 0.20 [0.01–4.14] 89.3% 53.40 [0.50–5752.7] 88.2%
Arthrography ATFL 2 34 28 0 0 6 1.00 [0.88, 1.00] 0% 1.00 [0.54, 1.00] 0%
Arthrography CFL 3 70 26 4 3 37 0.90 [0.73, 0.98] 0% 0.90 [0.77, 0.97] 26.5% 7.55 [3.15–18.05] 0% 0.15 [0.06–0.39] 0% 69.85 [13.77–354.41] 0%
  1. Abbreviation: US ultrasonography, ATFL anterior talofibular ligament, CFL calcaneofibular ligament, TP true positive, FP false positive, FN false negative, TN true negative, LR+ positive likelihood ratio, LR− negative likelihood ratio, DOR diagnostic odds ratio