Table 4. Multiple comparison analysis of postoperative pain

	Pairwise 95% confidence interval	Adjusted p-value
VAS 1 day	−1.26≤Coblation - Diathermy≤0.42	0.466
	−1.75≤Harmonic - Diathermy≤0.31	0.225
	−1.41≤Harmonic - Coblation≤0.80	0.793
VAS 1 week	−1.55≤Coblation - Diathermy≤0.003	0.051
	−1.92≤Harmonic - Diathermy≤0.01	0.046*
	−1.21≤Harmonic - Coblation≤0.83	0.896
VAS 2 weeks	−1.35≤Coblation - Diathermy≤−0.55	<0.001*
	−1.73≤Harmonic - Diathermy≤−0.74	<0.001*
	−0.82≤Harmonic - Coblation≤0.24	0.407
VAS 4 weeks	−0.37≤Coblation - Diathermy≤−0.02	0.026*
	−0.44≤Harmonic - Diathermy≤−0.01	0.036*
	−0.26≤Harmonic - Coblation≤0.20	0.940

p<0.05 statistically significant.
VAS: visual analogue scale.