. 2015 May 14;21(18):5677–5684. doi: 10.3748/wjg.v21.i18.5677

Table 3.

Pairwise comparisons of visual analog scale readings by ANOVA

SGA week 4	Model: F = 30.5; P < 0.0005	VAS difference, mean ± SE	P value	SGA week 4	Model: F = 32.6; P < 0.0005	VAS difference, mean ± SE	P value
VAS bloating	Adj R² = 0.47	VAS difference, mean ± SE	P value	VAS pain/discomfort	Adj R² = 0.46		P value
Unchanged vs	Completely relieved	46.1 ± 6.1	< 0.0005	Unchanged vs	Completely relieved	41.1 ± 5.5	< 0.0005
	Considerably relieved	23.5 ± 3.0	< 0.0005		Considerably relieved	20.8 ± 2.7	< 0.0005
	Somewhat relieved	7.6 ± 2.8	0.066		Somewhat relieved	5.9 ± 2.5	0.202
	Worse	-7.4 ± 3.3	0.275		Worse	-9.4 ± 3.0	0.024

Results for two-way ANOVA: VAS by SGA × Diet. Mean differences in VAS change of SGA categories compared to unchanged, adjusted for diet type. P values were adjusted by Bonferroni correction. SGA: Subjective global assessment; VAS: Visual analog scale.