highly significantP < 0.001
The intergroup comparison showed a highly significant difference (Z = −4.189, P < 0.001) (Table 5 ).
The intergroup comparison showed a highly significant difference (Z = −4.189, P < 0.001) (Table 5 ).
This advantage persisted at 2 months ( P = 0.002) and remained marginally significant at 3 months ( P = 0.055), with continued superiority in pain control at 6 months ( P = 0.040).