Skip to main content
. Author manuscript; available in PMC: 2016 Apr 1.
Published in final edited form as: Ann Epidemiol. 2015 Jan 16;25(4):297–300. doi: 10.1016/j.annepidem.2015.01.005

Table 2.

Characteristics of the claims-based algorithm to identify recurrence.

Algorithm Sensitivity (95% CI) Specificity (95% CI) Predictive value positive (95% CI) Negative predictive value (95% CI)
Secondary malignancy codes 197, 197.0-197.4, 197.6-197.8, 198.0-198.8, 198.82, 198.89 81.3 (63.0-92.1) 99.3 (95.6-100.0) 96.3 (79.1-99.8) 95.9 (90.9-98.3)
Chemotherapy or radiation 8 months or more post-surgery 6.0 (1.1-22.2) 100 (96.7-100) 100 (19.8-100) 82.6 (75.9-87.7)
Chemotherapy 16 months or more post-surgery or radiation 12 months or more post-surgery 12.5 (4.1-29.9) 98.6 (94.5-99.8) 66.7 (24.1-94.0) 83.3 (76.6-88.5)

CI: confidence interval.