Table 6.

Length of stay and costs for surgical sequelae (including secondary/tertiary revisional surgery) after laparoscopic adjustable gastric band surgery, and subgroup analyses

LAGB secondary surgery (n = 27)	Episodes of care (n)	Patients (n)	LoS (days)	Costs
Total	51 (cost)a 58 (LoS)	27	3.5 ± 6.6 1 (1–3.8) 1; 46	9867 ± 19,313b 4979 (3326–11,015) 155; 136,962
Sensitivity analysis 1c (cost and LoS outliers removed)	50 (cost) 57 (LoS)	27	2.7 ± 3.3 1 (1–3) 1; 20	7325 ± 6659 4942 (3320–10,589) 155; 33,118
Sensitivity analysis 2d (cost and LoS outliers removed)	48 (cost) 51 (LoS)	27	1.8 ± 1.5 1 (1–2) 1; 6	6399 ± 4877 4799 (3093–9683) 155; 18,975
Subgroup analyses
Device related (including port related)	33	16	2.2 ± 2.4 1 (1–2) 1; 11	6267 ± 4711 4906 (3388–9400) 155; 16,273 Costs 29
Port-related	27	12	1.8 ± 2.3 1 (1–1) 1; 11	5296 ± 3856 4618 (3375–6298) 155; 15,546 Costs 25
Revision or reversal	6		3.5 ± 2.1 3.5 (2–5) 1; 6	11,753 ± 6423 14,091 (12,314–15,504) 582; 16,273
Colonoscopy/gastroscopy	10	9	1 day	2525 ± 1104 2285 (1729–3093) 1378; 4295
Cholecystectomy	4	4	3 ± 1.2	9985 ± 4236c 10,610 (8041–12,241) 5470; 13,873
Hernia repair	4	4	3.3 ± 3.9 1.5 (1–3.8) 1; 9	10,317 ± 8871 6777 (5337–11,753) 4272; 23,537
Body-contouring surgery	1	1	4	NA

Data are presented as mean ± standard deviation, median (interquartile range) or minimum; maximum unless otherwise indicated

LAGB laparoscopic adjustable gastric band, LoS length of stay, NA not applicable

^an = 51 costs, i.e. n = 7 costs not available

^bNote that total costs for the 51 episodes of care were $503,233 (reference case: 2016–2017 = 100)

^cSensitivity analyses 1: one major cost and LoS outlier for major and complicated gastrointestinal surgery LoS 46 days (including an intensive care unit admission of 3199 min) and cost $136,967

^dSensitivity analyses 2: LoS outliers > 6 days (n = 6) and cost outliers ≥ $25,000 (n = 2; $136,967 and $33,119)