Table 1.

Clinical characteristics of patients during 2008 and 2015

	2008–2012 (n = 239)	2012–2015 (n = 263)	P
Gender
Male	169 (70.71%)	188 (71.48%)	0.849
Age (years)	44.85 ± 14.99	48.05 ± 15.62	0.020
≤ 16	6 (2.51%)	3 (1.14%)	0.248
17–32	49 (20.50%)	41 (15.59%)	0.152
33–48	88 (36.82%)	96 (36.50%)	0.941
49–64	76 (31.80%)	81 (30.80%)	0.809
≥ 65	20 (8.37%)	42 (15.97%)	0.010
Patient location
ICU	150 (62.76%)	123 (46.77%)	<0.001
Fistula location,
Upper gastrointestinal	107 (45.15%)	98 (37.26%)	0.073
Lower gastrointestinal	106 (44.35%)	150 (57.03%)	0.005
Both	19 (7.95%)	15 (5.70%)	0.317
Co-morbidities
Hypertension	39 (16.32%)	57 (21.67%)	0.128
Diabetes	20 (8.37%)	30 (11.41%)	0.256
Cancer	16 (6.69%)	42 (15.97%)	0.001
IBD	8 (3.35%)	16 (6.08%)	0.151
Lung Injury	33 (13.81%)	45 (17.11%)	0.308
Renal Injury	22 (9.21%)	44 (16.73%)	0.013
30-day mortality	66 (27.62%)	74 (28.14%)	0.896