Improvement of type 2 diabetes mellitus after gastric cancer surgery: Short-term outcome analysis after gastrectomy

Table 1 Patient demographics n (%)

Variables	n = 64
Age (yr)	62.7 ± 8.6
Range	45-77
Sex
Male	43 (67.2)
Female	21 (32.8)
Body mass index (kg/m2)	24.7 ± 3.4
Range	18.6-38.1
Smoking history
No	36 (56.2)
Yes	28 (43.8)
Alcohol history
No	38 (59.4)
Yes	26 (40.6)
Family history of DM
No	52 (81.2)
Yes	12 (18.8)
Operation type
STG BI	36 (56.2)
STG BII	16 (25.0)
TG	12 (18.8)
Surgical approach
Open surgery	28 (43.7)
Laparoscopic surgery	36 (56.3)
Duration of DM (yr)	6.6 ± 6.4
Range	0.5-25
DM medication
Oral hyperglycemic agents	60 (93.7)
Insulin only	1 (1.6)
Both	3 (4.7)

Data are expressed as absolute numbers (percentage) or mean ± SD. DM: Diabetes mellitus; STG BI: Subtotal gastrectomy with Billroth I anastomosis; STG BII: Subtotal gastrectomy with Billroth II anastomosis; TG: Total gastrectomy.