Packing n = 132 No packing n= 142 p- value
PRI-S; mean ± SD 1.5 ± 1.8 1.5 ± 1.7 0.399 a
PRI-A; mean ± SD 0.1 ± 0.5 0.1 ± 0.7 0.472 a
PRI-T; mean ± SD 1.6 ± 1.9 1.6 ± 2.2 0.578 a
PPI; mean ± SD 2.0 ± 0.8 2.1 ± 1.0 0.989 a
VAS pain, cm; mean ± SD 3.2 ± 1.8 3.4 ± 1.9 0.330 b