Defecation disorders are crucial sequelae that impairs the quality of life of patients after conventional gastrectomy

Table 3 Comparison of the severity and ranking of postgastrectomy symptoms between total and distal gastrectomy

	TG (n = 393)		DG (n = 1384)
	Mean ± SD	Ranking	Mean ± SD	Ranking	P value	Cohen's d
Esophageal reflux SS	2.00 ± 1.03	6	1.64 ± 0.78	7	< 0.001	0.43
Abdominal pain SS	1.77 ± 0.79	7	1.68 ± 0.77	6	0.055	0.11
Meal-related distress SS	2.65 ± 1.11	1	2.07 ± 0.88	3	< 0.001	0.62
Indigestion SS	2.30 ± 0.91	3	2.01 ± 0.84	4	< 0.001	0.34
Diarrhea SS	2.28 ± 1.19	4	2.10 ± 1.11	2	0.007	0.16
Constipation SS	2.09 ± 0.93	5	2.19 ± 1.03	1	0.107	0.09
Dumping SS	2.30 ± 1.10	2	1.96 ± 1.01	5	< 0.001	0.32

Integrated subscales are italicized in the table. The interpretation of effect size, Cohen's d: Small, ≥ 0.2; medium, ≥ 0.5; large, ≥ 0.8. SS: Subscale.