Table 2.

Baseline characteristics of patients on hemodialysis with hospitalized mesenteric ischemia (cases) and without hospitalized mesenteric ischemia (controls)

CharacteristicCases (n=626) with Mesenteric IschemiaControls (n=2428) without Mesenteric Ischemia
Demographics
 Age, yr (±SD)72 (10)72 (9)
 Male267 (43%)1040 (43%)
 Race
  White463 (74%)1826 (75%)
  Black133 (21%)492 (20%)
  Asian17 (3%)83 (3%)
  Native American11 (2%)25 (1%)
  Other/unknown2 (0.3%)2 (0.1%)
 Dialysis vintage, median (IQR), yr1.5 (0.8–2.6)1.5 (0.8–2.6)
Year of dialysis initiation
 2006183 (29%)703 (29%)
 2007140 (22%)546 (23%)
 2008126 (20%)489 (20%)
 2009102 (16%)400 (17%)
 201061 (10%)238 (10%)
 201114 (2%)52 (2%)
Cause of ESKD
 Diabetes293 (47%)1263 (52%)
 Hypertension220 (35%)775 (32%)
 GN38 (6%)104 (4%)
 Other54 (9%)208 (9%)
 Unknown21 (3%)78 (3%)
Health care use in 30 d before index date
 Number of non-nephrology outpatient visits (±SD)5.6 (4.7)4.8 (4.5)
 Hospital days (±SD)1.0 (2.2)0.5 (1.6)
 Any nursing home stay93 (15%)285 (12%)
On kidney transplant waiting list29 (5%)124 (5%)
Cardiovascular comorbidities
 Coronary artery disease455 (73%)1782 (73%)
 Myocardial infarction123 (20%)397 (16%)
 Angina146 (23%)493 (20%)
 Heart failure456 (73%)1711 (71%)
 Hypertension610 (97%)2352 (97%)
 Atrial fibrillation253 (40%)747 (31%)
 Other arrhythmia211 (34%)645 (27%)
 Stroke/transient ischemic attack150 (24%)544 (22%)
 Valvular disease214 (34%)754 (31%)
 Cerebrovascular disease173 (28%)583 (24%)
 Peripheral arterial disease/lower limb amputation354 (57%)1370 (56%)
Other medical comorbidities
 Diabetes mellitus457 (73%)1798 (74%)
 Hyperlipidemia398 (64%)1559 (64%)
 Gastrointestinal bleeding157 (25%)488 (20%)
 Peptic ulcer disease44 (7%)96 (4%)
 Intracranial hemorrhage14 (2%)45 (2%)
 Liver disease67 (11%)213 (9%)
 Chronic lung disease326 (52%)1013 (42%)
 Smoking history63 (10%)176 (7%)
 Alcohol abuse11 (2%)29 (1%)
 Drug abuse29 (5%)65 (3%)
 Dementia72 (12%)258 (11%)
 Depression153 (24%)513 (21%)
 Cancer91 (15%)320 (13%)
 Hypothyroidism157 (25%)526 (22%)
 Obesity97 (16%)324 (13%)
  • Values are presented as mean (±SD), n (%), or median (interquartile range [IQR]), unless otherwise indicated.