Table 1.

Preoperative Patient Characteristics by Insulin Independence Status at 1 Year

Variable	Total	Insulin Independent	Insulin Dependent	P Valuea (Between Groups)
n, %	34	10 (29.4)	24 (70.6)
Preoperative clinical characteristics
Age, mean, SD	39.3 (13.7)	35.2 (14.4)	41.0 (13.4)	0.27
Age, y; n (%)				0.58
<20	1 (2.9)	0 (0)	1 (4.2)
20–39	18 (52.9)	7 (70.0)	11 (45.8)
40–59	12 (35.3)	2 (20.0)	10 (41.7)
≥60	3 (8.8)	1 (10.0)	2 (8.3)
Sex, n (%)				0.05
Female	21 (61.8)	9 (90.0)	12 (50.0)
Male	13 (38.2)	1 (10.0)	12 (50.0)
Race, n (%)				0.51
White	32 (94.1)	9 (90.0)	23 (95.8)
Hispanic	1 (2.9)	0 (0)	1 (4.2)
Non-Hispanic black	1 (2.9)	1 (10.0)	0 (0)
Baseline BMI, kg/m2;  mean (SD)	24.0 (3.5)	23.0 (1.9)	24.3 (3.9)	0.32
Baseline BMI, kg/m2; n (%)				0.31
<18.5	1 (2.9)	0 (0)	1 (4.2)
18.5–24.9	22 (64.7)	9 (90.0)	13 (54.2)
25–29.9	9 (26.5)	1 (10.0)	8 (33.3)
≥30	2 (5.9)	0 (0)	2 (8.3)
Baseline glycemic status, n (%)				<0.01
Normal	17 (50.0)	9 (90.0)	8 (33.3)
Prediabetesb	17 (50.0)	1 (10.0)	16 (66.7)
IFGc	7 (20.6)	0 (0)	7 (29.2)
IGTd	12 (35.3)	0 (0)	12 (50.0)
Category of increased riske	7 (20.6)	1 (10.0)	6 (25.0)
Pancreatitis pain  duration ≥ 3 years	21 (61.7)	6 (60.0)	15 (62.5)	1.00
Pancreatitis etiology, n (%)				0.06
Alcoholic	5 (14.7)	0 (0)	5 (20.8)
Genetic	10 (29.4)	1 (10.0)	9 (37.5)
Divisum	3 (8.8)	1 (10.0)	2 (8.3)
Traumatic	1 (2.9)	0 (0)	1 (4.2)
Necrotizing	0 (0)	0 (0)	0 (0)
Idiopathic	15 (44.1)	8 (80.0)	7 (29.2)
Perioperative characteristics
Islet yield (IEq), median (IQR)	437,030	727,137	293,990	<0.01
	(213,190; 775,970)	(446,572; 1,257,323)	(200,074; 587,060)

Abbreviations: IQR, interquartile range; SD, standard deviation.

^aP values represent the difference between insulin-independent and insulin-dependent groups.

^bParticipants can have >1 criterion for diagnosis in this category.

^cDefined as fasting glucose 100–125 mg/dL.

^dDefined as 2-hour glucose on OGTT 140–199 mg/dL.

^eDefined as HbA1c 5.7%–6.4%.