Table 1 Baseline characteristics of the patients

Sex, (Male: Female)

9:3

501:137

0.728

Age, (yrs)

48.3 ± 7.2

45.4 ± 13.5

0.587

Time interval to surgery, (mons)

96.6 ± 164.4

36.4 ± 74.2

0.016

Etiology

0.751

 Alcoholic

7 (58.3)

354 (55.5)

–

 Idiopathic

5 (41.7)

222 (34.8)

–

 Hereditary

0 (0)

62 (9.7)

–

Smoking

0.180

 past

1 (8.3)

104 (16.3)

–

 current

9 (75.0)

298 (46.7)

–

 never

2 (16.7)

236 (37.0)

–

Alcohol consumption

1.0

 past

1 (8.3)

55 (8.6)

–

 current

9 (75.0)

441 (69.1)

–

 never

2 (16.7)

142 (22.3)

–

Pain

11 (91.7%)

584 (91.5%)

0.987

Steatorrhea

2 (16.7%)

117 (18.3%)

0.882

Diabetes

4 (33.3%)

244 (38.2%)

0.729