Table 3.
Test Characteristics for Each Combination of Criteria
| Model | Sensitivity | Specificity | Positive LR | Negative LR | AUC | Criteria |
|---|---|---|---|---|---|---|
| V1 | 0.14 (0.11, 0.17) | 1.00 (1.00, 1.00) | 352.93 (209.51, 594.54) | 0.86 (0.84, 0.89) | 0.57 (0.55, 0.58) | ART,HR,STE,QRS |
| V2 | 0.26 (0.22, 0.30) | 1.00 (1.00, 1.00) | 273.80 (195.94, 382.60) | 0.74 (0.70, 0.78) | 0.63 (0.61, 0.65) | HR,STE,QRS |
| V3 | 0.18 (0.15, 0.22) | 1.00 (1.00, 1.00) | 76.98 (59.22, 100.08) | 0.82 (0.79, 0.85) | 0.59 (0.57, 0.61) | ART,HR,QRS |
| V4 | 0.17 (0.14, 0.21) | 1.00 (1.00, 1.00) | 280.86 (184.37, 427.83) | 0.83 (0.80, 0.86) | 0.59 (0.57, 0.60) | ART,STE,QRS |
| V5 | 0.29 (0.25, 0.33) | 1.00 (1.00, 1.00) | 246.72 (181.75, 334.93) | 0.72 (0.68, 0.75) | 0.64 (0.62, 0.66) | ART,HR,STE |
| V6 | 0.36 (0.32, 0.41) | 1.00 (0.99, 1.00) | 77.32 (64.83, 92.21) | 0.64 (0.60, 0.68) | 0.68 (0.66, 0.70) | ART,HR |
| V7 | 0.38 (0.34, 0.43) | 1.00 (1.00, 1.00) | 187.96 (148.90, 237.26) | 0.62 (0.58, 0.66) | 0.69 (0.67, 0.71) | ART,STE |
| V8 | 0.23 (0.20, 0.27) | 1.00 (1.00, 1.00) | 73.21 (58.37, 91.83) | 0.77 (0.73, 0.81) | 0.61 (0.60, 0.63) | ART,QRS |
| V9 | 0.49 (0.45, 0.53) | 1.00 (1.00, 1.00) | 223.36 (179.81, 277.45) | 0.51 (0.47, 0.55) | 0.74 (0.72, 0.77) | HR,STE |
| V10 | 0.35 (0.31, 0.39) | 1.00 (0.99, 1.00) | 74.84 (62.57, 89.51) | 0.65 (0.61, 0.70) | 0.67 (0.65, 0.69) | HR,QRS |
| V11 | 0.33 (0.29, 0.37) | 1.00 (1.00, 1.00) | 207.72 (159.24, 270.97) | 0.68 (0.64, 0.72) | 0.66 (0.64, 0.68) | STE,QRS |
| V12 | 0.45 (0.40, 0.49) | 0.99 (0.99, 0.99) | 61.65 (53.34, 71.26) | 0.56 (0.52, 0.60) | 0.72 (0.70, 0.74) | QRS |
| V13 | 0.65 (0.61, 0.69) | 1.00 (0.99, 1.00) | 149.30 (127.95, 174.22) | 0.35 (0.31, 0.39) | 0.82 (0.80, 0.84) | STE |
| V14 | 0.65 (0.61, 0.69) | 0.99 (0.99, 0.99) | 69.64 (62.13, 78.07) | 0.35 (0.31, 0.39) | 0.82 (0.80, 0.84) | HR |
| V15 | 0.50 (0.46, 0.54) | 0.99 (0.99, 0.99) | 68.58 (59.73, 78.74) | 0.50 (0.46, 0.55) | 0.75 (0.73, 0.77) | ART |
| V0 | 0.91 (0.88, 0.93) | 0.98 (0.98, 0.99) | 56.49 (52.27, 61.05) | 0.09 (0.07, 0.12) | 0.95 (0.94, 0.96) |
Note: Estimate (95% CI).
Abbreviations: LR, likelihood ratio; AUC, area under receiver operator curve; ART, artifact; HR, heart rate; QRS, QRS duration; STE, ST-segment elevation.