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Table 1 New cancer cases identified in 2011–2013 in hospital data, relative to cancer registry data

From: Identifying incident cancer cases in routinely collected hospital data: a retrospective validation study

Cancer type Cases in NSWCR Cases in APDC PPV (95% CI) Sensitivity (95% CI)
Breast 1270 1305 95% (94–96%) 88% (86–90%)
Colorectal 1334 1383 93% (91–94%) 94% (93–95%)
Kidney 250 259 86% (82–90%) 86% (82–90%)
Lung 842 853 88% (86–90%) 81% (78–84%)
Pancreatic 291 296 90% (86–93%) 86% (82–90%)
Uterine 206 196 96% (93–99%) 89% (85–94%)
  1. Specificity > 99.95% for all cancer types
  2. APDC Admitted Patient Data Collection, CI confidence interval, NSWCR New South Wales Cancer Registry, PPV positive predictive value