Table 2. Score comparison.

Variable	Comparison	Average difference	Standard error	p	CI (95%)
					Inferior	Superior
VAS	Placebo – Pregabalin 75 mg	-1.74	0.56	0.006	-3.09	-0.39
	Placebo – Pregabalin 150 mg	-0.45	0.59	>0.999	-1.86	0.97
	Pregabalin 75 mg – Pregabalin 150mg	1.29	0.62	0.110	-0.19	2.78
	Pre-op – 1 month	6.13	0.42	<0.001	5.12	7.14
	Pre-op – 3 months	6.76	0.48	<0.001	5.62	7.90
	1 month – 3 months	0.63	0.42	0.406	-0.38	1.64
DN4	Pre-op – 1 month	4.27	0.26	<0.001	3.66	4.89
	Pre-op – 3 months	4.78	0.32	<0.001	4.00	5.55
	1 month – 3 months	0.51	0.26	0.146	-0.11	1.12

Multiple Bonferroni Comparisons