Table 7. Comparison of the motor block characteristics with other studies.

Group L: levobupivacaine group; Group R: ropivacaine group

Study	Onset of motor block (min)	Time to Bromage score 3 (min)	Duration of motor block (min)	Motor block regression to Bromage score 1 (min)
Present study	Group L: 5.4±0.72; Group R: 6.3±0.80	Group L: 6.9±0.75; Group R: 8.2±0.70	Group L: 148±26.4; Group R: 132±28.75	Group L: 120±6.25; Group R: 105±5.92
Bhalekar et al. [8]	Not clearly stated	Not specified	Not detailed	Not stated
Hazarika et al. [9]	Group L: 3.8±1.25; Group R: 2.54±1.03	Group L: 8.37±2.90; Group R: 6.02±1.58	Group L longer (exact values not stated)	Group R faster (exact not stated)
Sharma et al. [10]	Faster in Group L (exact not quoted)	Faster in Group L	Group L longer (stat. sig.)	Group R faster (significant)
Gautier et al., Agarwal et al., Goyal et al. [11-13]	Group L slower than ropivacaine (not detailed)	Ropivacaine shorter time (estimated)	Levobupivacaine shorter vs. bupivacaine	Not reported