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| Group 1 (n=159) | Group 2 (n=93) | p | |
|---|---|---|---|
| VAS score | 2.0 (1.0-4.0) | 3.0 (1.0-5.0) | 0.070 |
| Most painful step | 0.140 | ||
| Probe insertion | 111/159 (69.8%) | 58/93 (62.4%) | |
| Probe manipulation | 22/159 (13.8%) | 22/93 (23.6%) | |
| Needle piercing | 26/159 (16.4%) | 13/93 (14.0%) |
VAS = Visual analog scale
