An adjudicated case status was assigned for each subject. Results The presence of a single ICD-9-CM code had a positive predictive value of 88% for pneumonia and 86% for HSV. False positives (noncases) accounted for less than 10% of records evaluated for each condition. Conclusions Our ...
Pneumonia ICD-9-CM codes con firmed medical record case status in 88%of patients,however,10%were noncases and the evidence for 2%was equivocal.Similar results were observed for HSV,with 86%cases,7%noncases,and 7%equivocal cases.The presence of a single ICD-9-CM code had a PPV of 88%...
486 3134 Pneumonia, organism NOS Pneumonia, organism unspecified Diagnosis 2449 3086 Hypothyroidism NOS Unspecified acquired hypothyroidism Diagnosis 2762 2818 Acidosis Acidosis Diagnosis 3722 2768 Rflx sym dystrph lwr lmb Reflex sympathetic dystrophy of the lower limb Diagnosis 8872 2749 Dx ultrasound-heart...