Table 3.
Validity of the ICD-10 Algorithm for Prediction of Sternal Wound Infection Following Coronary Artery Bypass Grafting, According to Specific ICD-10 Code
| ICD-10 Code Algorithm | Prevalence among Charts Reviewed (N = 197) | Positive Predictive Value (95% Confidence Interval) | Negative Predictive Value (95% Confidence Interval) | Cases Identified from Chart Review |
|---|---|---|---|---|
| T81.3 only | (n = 20 + 13) 33 (16.8%) | (n = 20/33) 60.6 (44.8, 74.5) | (n = 146/164) 89.0 (75.3, 95.6) | 16/33 (48.5%) |
| T81.4 only | (n = 26 + 53) 79 (40.1%) | (n = 26/79) 32.9 (20.2, 48.8) | (n = 106/118) 89.8 (76.3, 96.0) | 25/79 (31.6%) |
| T81.3 or T81.4 | (n = 35 + 63) 98 (49.8%) | (n = 35/98) 35.7 (22.5, 51.6) | (n = 96/99) 97.0 (85.9, 99.4) | 25/98 (25.5%) |
| T81.3 or T81.4 or M86.1 | (n = 35 + 64) 99 (50.3%) | (n = 35/99) 35.4 (22.2, 51.3) | (n = 95/98) 96.9 (85.9, 99.4) | 25/99 (25.3%) |
| T81.3 or T81.4 or M86.1 or M86.2 | (n = 35 + 64) 99 (50.3%) | (n = 35/99) 35.4 (22.2, 51.3) | (n = 95/98) 96.9 (85.9, 99.4) | 25/99 (25.3%) |
| T81.3 or T81.4 or M86.1 or M86.2 or M86.8 | (n = 35 + 64) 99 (50.3%) | (n = 35/99) 35.4 (22.2, 51.3) | (n = 95/98) 96.9 (85.9, 99.4) | 25/99 (25.3%) |
| T81.3 or T81.4 or M86.1 or M86.2 or M86.8 or T82.7 | (n = 35 + 64) 99 (50.3%) | (n = 35/99) 35.4 (22.2, 51.3) | (n = 95/98) 96.9 (85.9, 99.4) | 25/99 (25.3%) |