From: Drug-induced prolonged corrected QT interval in patients with methadone and opium overdose
Underlying disease | Frequency (percent) in methadone group | Frequency (percent) in opium group | Total frequency (percent) |
---|---|---|---|
Hypertension | 14 (14.4%) | 25 (18.2%) | 39 (17%) |
Diabetes | 7 (7.2%) | 21 (15.4%) | 28 (12%) |
Hyperlipidemia | 6 (6.2%) | 8 (5.8%) | 14 (6%) |
Ischemic heart disease | 7 (7.2%) | 10 (7.3%) | 17 (7%) |
No underlying disease | 63 (65%) | 73 (53.3%) | 136 (58%) |
Total | 97 (100%) | 137 (100%) | 234 (100%) |