Group L (n=54) Group LM (n=48)
Number of patients % Number of patients %
Nausea-vomit 2 3.7 10 20.8
Itching 0 0 2 4.2
Motor block 0 0 1 2.1
Urinary retention 0 0 1 2.1
Respiratory depression 0 0 0 0
Additional analgesic 24 44.4 4 8.3
Data are presented as percentage (%).
Table 4: Distribution of side effects and additional analgesic doses into groups.