Table 4.
Association of Total NEFA per SD Increment With Specific Hospitalizations
| Variable | ICD-9 | Hospitalizations | Days Hospitalized | |||||
|---|---|---|---|---|---|---|---|---|
| N | RR | 95% CI | p Value | RR | 95% CI | p Value | ||
| Endocrine, nutritional, metabolic, and immune | Diabetes | 144 | 1.23 | 1.05–1.44 | .01 | 1.34 | 1.16–1.55 | <.001 |
| Fluid electrolyte disorder | 370 | 0.99 | 0.86–1.14 | .91 | 1.00 | 0.84–1.19 | .98 | |
| Neurologic | Other cerebral degenerations | 59 | 1.10 | 0.82–1.49 | .53 | 1.07 | 0.74–1.55 | .72 |
| Respiratory | Acute bronchitis | 54 | 1.00 | 0.72–1.39 | .99 | 0.91 | 0.57–1.45 | .69 |
| Other bacterial pneumonia | 137 | 1.12 | 0.90–1.41 | .31 | 1.01 | 0.73–1.40 | .96 | |
| Pneumonia | 710 | 1.14 | 1.03–1.25 | .01 | 1.15 | 1.02–1.30 | .03 | |
| Digestive | Diseases of esophagus | 101 | 0.98 | 0.78–1.23 | .85 | 1.10 | 0.80–1.50 | .56 |
| Gastric ulcer | 100 | 1.09 | 0.85–1.39 | .50 | 1.12 | 0.86–1.46 | .40 | |
| Duodenal ulcer | 59 | 1.31 | 1.00–1.71 | .05 | 1.26 | 0.87–1.81 | .22 | |
| Gastritis and duodenitis | 63 | 1.13 | 0.85–1.50 | .39 | 1.25 | 0.90–1.72 | .18 | |
| Inguinal hernia | 45 | 1.22 | 0.90–1.65 | .21 | 1.18 | 0.75–1.86 | .47 | |
| Vascular insufficiency of intestine | 56 | 1.18 | 0.80–1.76 | .40 | 1.29 | 0.90–1.84 | .17 | |
| Other and unspecified noninfectious gastroenteritis and colitis | 57 | 1.14 | 0.83–1.57 | .42 | 1.42 | 1.04–1.94 | .03 | |
| Intestinal obstruction without mention of hernia | 183 | 1.02 | 0.83–1.25 | .85 | 0.98 | 0.77–1.26 | .90 | |
| Diverticula of intestine | 223 | 0.91 | 0.76–1.09 | .29 | 0.85 | 0.68–1.08 | .18 | |
| Functional digestive disorders not elsewhere classified | 46 | 0.84 | 0.55–1.28 | .42 | 0.78 | 0.49–1.24 | .29 | |
| Other disorders of intestine | 97 | 0.94 | 0.73–1.20 | .59 | 0.89 | 0.67–1.18 | .43 | |
| Cholelithiasis | 173 | 1.03 | 0.87–1.21 | .77 | 1.18 | 0.95–1.48 | .14 | |
| Diseases of pancreas | 85 | 1.12 | 0.87–1.45 | .38 | 1.04 | 0.67–1.63 | .86 | |
| Gastrointestinal hemorrhage | 166 | 1.26 | 1.05–1.51 | .01 | 1.24 | 1.01–1.54 | .05 | |
| Musculoskeletal | Osteoarthrosis and allied disorders | 386 | 1.09 | 0.96–1.24 | .20 | 1.04 | 0.90–1.21 | .62 |
| Other and unspecified disorders of joint | 41 | 0.99 | 0.70–1.39 | .95 | 1.10 | 0.69–1.74 | .69 | |
| Intervertebral disc disorders | 69 | 1.25 | 0.95–1.63 | .11 | 1.27 | 0.93–1.72 | .13 | |
| Other and unspecified disorders of back | 145 | 1.00 | 0.83–1.21 | .97 | 0.98 | 0.79–1.21 | .82 | |
| Other disorders of bone and cartilage | 132 | 1.29 | 1.05–1.58 | .02 | 1.33 | 1.04–1.69 | .02 |
Notes: Models adjusted for age, gender, race, clinic, waist circumference, smoking status, diabetes, systolic blood pressure, hypertension medication use, hypolipidemic and hypoglycemic medication use, prevalent atrial fibrillation, prevalent cardiovascular disease, C-reactive protein, albumin, eGFR, total cholesterol, HDL cholesterol, triglycerides, activities of daily living, cognition, social network score, general health, insulin, alcohol, and physical activity. NEFA = nonesterified fatty acid; SD = standard deviation.