highly significantP = 0.00
The requirement of first dose of rescue analgesia was 160 ± 25 min in control group and 360 ± 30 min in ESP groups ( P = 0.00, highly significant) [ Table 2 ].
The requirement of first dose of rescue analgesia was 160 ± 25 min in control group and 360 ± 30 min in ESP groups ( P = 0.00, highly significant) [ Table 2 ].
The difference was extremely significant ( P = 0.0001) [ Table 2 ].