Table 2 Preoperative provocative tests results among case and control groups
From: Carpal tunnel syndrome: evaluation of its provocative clinical tests
Test and test result | Studied groups | Sensitivity | Specificity | PPV | NPV | Accuracy | ||
|---|---|---|---|---|---|---|---|---|
Case group (128) | Control group (70) | |||||||
Tinel’s | +ve | 96(75.0) | 13(18.6) | 75% | 81.4% | 88% | 64% | 77.3% |
−ve | 32(25.0) | 57(81.4) | ||||||
Compression | +ve | 104(81.3) | 11(15.8) | 81.3% | 84.2% | 90.4% | 71.1% | 82.3% |
−ve | 24(18.7) | 59(84.2) | ||||||
Phalen’s | +ve | 102(79.7) | 8(11.4) | 79.7% | 88.6% | 92.7% | 70.4% | 82.8% |
−ve | 26(20.3) | 62(88.6) | ||||||
Phalen’s + compression | +ve | 107(83.6) | 16(22.9) | 83.6% | 77.1% | 87% | 72% | 81.3% |
−ve | 21(16.4) | 54(77.1) | ||||||
ART | +ve | 113(88.3) | 2(2.9) | 88.3% | 97.1% | 98.3% | 81.9% | 91.4% |
−ve | 15(11.7) | 68(97.1) | ||||||