Cases characteristics
No. of Cases N=23 (%)
Patient age, years
19-64 4 (17.4)
65-79 5 (21.7)
14 (60.9)
Mean ± standard deviation
76.1±14.40
Gender
Male 13 (56.5)
Female 10 (43.5)
No. of suspected drugs
2 10 (43.5)
3 8 (34.8)
5 (21.7)
No. of concomitant medications
None 3 (13.2)
1-5 4 (17.4)
6-10 11 (47.7)
5 (21.7)
No. of concomitant conditions
None
5 (21.7)
1-5
14 (60.9)
4 (17.4)
Outcome
Improvement 14 (60.8)
Death 5 (21.7)
Unchanged or worsened event 3 (13.2)
Complete resolution 1 (4.3)
Causality assessment
Certain -
Probable 17 (73.9)
Possible 6 (26.1)
Not classifiable -
QT prolongation (19 patients), msec
Mean ± standard deviation 496.1±36.64