Table 2.
Characteristics | Normal | % | Abnormal QT | % |
---|---|---|---|---|
Number | 12 | 7 | ||
Male | 4 | 33% | 4 | 57% |
Age (years; range) | 36 (20–52) | 35 (25–56) | ||
Opioid agonist treatment | ||||
Dose (mg) | 115 (70–160) | 100 (75–170) | ||
Urine Drug Screen | ||||
Cocaine | 1 | 8% | 0 | 0% |
Methamphetamines | 1 | 8% | 1 | 14% |
Benzodiazepines | 2 | 17% | 5 | 71% |
THC | 7 | 58% | 3 | 43% |
Electrolytes | ||||
Magnesium (mmol l –1 ) | 0.81 (0.76–0.92) | 0.83 (0.66–0.89) | ||
Calcium (mmol l –1 ) | 2.33 (2.25–2.56) | 2.44 (2.23–2.50) | ||
Potassium (mmol l –1 ) | 4.3 (3.8–5.0) | 4.5 (4.1–4.8) |