Document Classification

Section Type: RESULTS

Text: During the 6 month follow-up period, two Group 1 patients (1. 4 %) and six Group 2 patients (0. 5 %) died ; no Group 1 patients and 10 Group 2 patients (0. 8 %) developed severe congestive heart failure ; nonfatal myocardial infarction occurred in 4 Group 1 patients (2. 9 %) and 31 Group 2 patients (2. 4 %) ; repeat coronary angioplasty or bypass surgery was performed in 29 Group 1 patients (21 %) and 232 Group 2 patients (18 %) ; and angina was present in 18 Group 1 and 163 Group 2 patients (13 % for both).