Journal of Neurogastroenterology and Motility : eISSN 2093-0887 / pISSN 2093-0879

Table. 1.

Baseline Characteristics of Patients With Gastroparesis Undergoing Hospitalization During 2014: Nationwide Readmission Database

Characterisitc Gastroparesis
(N = 12 689)
Age (yr) 49.82 (± 0.31)
Age group (yr)
18-64 10 136 (79.88)
≥ 65 2553 (20.12)
Gender
Male 3253 (25.64)
Female 9436 (74.36)
Type of insurance
Medicare 5206 (41.10)
Medicaid 2574 (20.32)
Private 3744 (29.56)
Other 1142 (9.01)
Type of hospital
Urban non-teaching 3631 (28.62)
Urban teaching 8075 (63.64)
Rural 983 (7.74)
Hospital sizea
Small 1806 (14.24)
Medium 3611 (28.46)
Large 7272 (57.31)
Modified AHRQ-Elixhauser Indexb
< 3 5612 (44.23)
≥ 3 7076 (55.77)
Diabetes 3947 (31.11)
Cannabis/marijuana 608 (4.79)
CVA 250 (1.97)
Dys-autonomia 77 (0.60)
Migraine 883 (6.96)
Narcotics/opioid use 585 (4.61)
Obesity 1782 (14.04)
Scleroderma 51 (0.40)
Malnutrition 1025 (8.08)
Bypass for obesity 247 (1.95)
Chronic pain syndrome 880 (6.94)
Psychiatric disorder 4716 (37.16)
Other associated GI conditions 2781 (21.92)
PEG tube 166 (1.31)
Percutaneous jejunostomy tube 23 (0.19)
TPN 493 (3.89)
Total gastrectomy 11 (0.09)
Pyloroplasty 171 (1.35)
Post-surgical gastroparesis 412 (3.25)
Index admission mortality 55 (0.43)
Calendar year mortality 254 (2.01)
30-Day readmissionc 3008 (25.71)
90-Day readmissiond 4308 (44.36)
LOS (day) 4.96 (± 0.08)
Cost (USD) 9230 (± 200)

aHospital size categorizes are based on hospital beds and are specific to the hospital’s location and teaching status. Bed size assesses the number of short-term acute beds in a hospital.10

bComorbidities for risk adjustment were derived from Agency for Healthcare Research and Quality (AHRQ) comorbidity measures based on the methods by Elixhauser.13 Diabetes was excluded to avoid multicollinearity.

cDecember admissions and patients who died on their index admission excluded (11 699 included).

dOctober, November, and December admissions and patients who died on their index admission excluded (9712 included).

AHRQ, Agency for Healthcare Research and Quality; CVA, cerebrovascular accident; GI, gastrointestinal; PEG, percutaneous endoscopic gastrostomy; TPN, total parenteral nutrition; LOS, length of stay; USD, United States dollar.

Values are presented as mean (± SE) or n (%).

J Neurogastroenterol Motil 2021;27:408~418 https://doi.org/10.5056/jnm20105
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