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Table 4 Prevalence of comorbidities by claims data source in the final algorithma for 11,973 women

From: Modification of claims-based measures improves identification of comorbidities in non-elderly women undergoing mastectomy for breast cancer: a retrospective cohort study

Claim source Diabetes,
n (%)
Hypertension,
n (%)
Deficiency anemia,
n (%)
Smoking,
n (%)
Obesity,
n (%)
Inpatient facility 366 (3.06) 1,382 (11.54) 215 (1.80) 746 (6.23) 314 (2.62)
Provider or outpatient facility 637 (5.32) 2,147 (17.93) 642 (5.36) 1,017 (8.49) 540 (4.51)
Prescription drug 641 (5.35) 2,577 (21.52) b n/a 61 (0.51) n/a
Inpatient facility, provider, or outpatient facility (algorithm 3) 718 (6.00) 2,603 (21.74) 796 (6.65) 1,515 (12.65) 756 (6.31)
Inpatient facility, provider, outpatient facility, or prescription drug (algorithm 4) 813 (6.79) 2,978 (24.87) b n/a 1,541 (12.87) n/a
  1. n/a not applicable
  2. a Final algorithm was algorithm 3 for deficiency anemia and obesity and algorithm 4 for diabetes, hypertension, and smoking; see Table 1 for description of each algorithm
  3. b By definition all with Rx had at least one facility or provider medical claim