Table 1.
Baseline characteristics of 50,673 patients stratified by serum triglyceride/HDL cholesterol ratio deciles
| Serum Triglyceride/HDL Cholesterol Ratio | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Characteristics | <1.59 | 1.59–<2.09 | 2.09–<2.57 | 2.57–<3.07 | 3.07–<3.64 | 3.64–<4.30 | 4.30–<5.18 | 5.18–<6.41 | 6.41–<8.63 | ≥8.63 |
| (n=5067) | (n=5072) | (n=5062) | (n=5062) | (n=5072) | (n=5071) | (n=5061) | (n=5068) | (n=5070) | (n=5068) | |
| Age, yr | 63.9±15.5 | 64.4±15.4 | 64.1±15.2 | 64.1±14.7 | 63.9±14.9 | 63.0±14.7 | 62.8±14.5 | 62.1±14.2 | 61.1±14.3 | 59.2±14.1 |
| Sex, % women | 46.7 | 47.3 | 45.2 | 46.9 | 43.9 | 43.7 | 42.6 | 42.6 | 39.9 | 38.0 |
| Race, % | ||||||||||
| White | 35.4 | 41.1 | 43.3 | 43.9 | 46.2 | 48.4 | 49.9 | 50.0 | 52.0 | 55.3 |
| Black | 48.1 | 40.1 | 37.8 | 35.1 | 32.2 | 30.1 | 27.2 | 26.1 | 22.2 | 18.5 |
| Hispanic | 10.6 | 12.5 | 13.0 | 14.4 | 15.1 | 15.2 | 16.2 | 17.2 | 19.2 | 19.3 |
| Asian | 2.6 | 3.0 | 2.8 | 2.9 | 2.9 | 3.0 | 2.9 | 3.4 | 3.2 | 3.2 |
| Others | 3.1 | 3.4 | 3.1 | 3.8 | 3.7 | 3.3 | 3.8 | 3.3 | 3.5 | 3.6 |
| Primary insurance, % | ||||||||||
| Medicare | 54.8 | 55.0 | 55.0 | 55.0 | 54.8 | 53.5 | 52.9 | 52.0 | 50.8 | 49.8 |
| Medicaid | 6.5 | 6.1 | 6.4 | 5.5 | 6.7 | 6.3 | 6.5 | 6.5 | 6.8 | 6.9 |
| Others | 38.8 | 38.9 | 38.6 | 39.5 | 38.5 | 40.2 | 40.6 | 41.4 | 42.4 | 43.3 |
| Initial vascular access type, % | ||||||||||
| Central venous catheter | 70.7 | 72.4 | 72.4 | 74.1 | 74.8 | 74.4 | 75.3 | 75.6 | 76.8 | 76.4 |
| Arteriovenous fistula | 17.5 | 16.8 | 16.7 | 14.8 | 14.6 | 16.1 | 15.4 | 15.4 | 14.3 | 14.7 |
| Arteriovenous graft | 5.3 | 4.7 | 4.9 | 5.3 | 4.3 | 4.1 | 4.0 | 3.5 | 3.4 | 3.3 |
| Others and unknown | 6.5 | 6.1 | 6.0 | 5.8 | 6.3 | 5.4 | 5.3 | 5.5 | 5.5 | 5.6 |
| Comorbidities, % | ||||||||||
| Diabetes | 60.5 | 60.6 | 61.5 | 61.9 | 62.5 | 62.1 | 64.0 | 63.6 | 64.9 | 66.3 |
| Hypertension | 56.8 | 55.0 | 52.3 | 52.5 | 52.9 | 51.1 | 50.6 | 49.9 | 49.2 | 47.3 |
| Congestive heart failure | 37.7 | 36.5 | 36.4 | 36.6 | 35.9 | 37.3 | 36.3 | 35.9 | 36.0 | 37.5 |
| Atherosclerotic heart disease | 17.6 | 18.1 | 19.0 | 18.0 | 18.3 | 19.3 | 17.9 | 18.0 | 18.2 | 18.2 |
| Other cardiovascular disease | 17.3 | 16.3 | 16.8 | 16.7 | 17.1 | 16.9 | 16.2 | 16.2 | 17.0 | 16.7 |
| Cerebrovascular disease | 1.9 | 1.3 | 1.8 | 1.6 | 1.8 | 1.9 | 1.7 | 1.4 | 2.1 | 1.9 |
| Dyslipidemia | 35.4 | 33.9 | 35.0 | 33.2 | 34.3 | 34.7 | 35.2 | 33.9 | 34.8 | 36.4 |
| HIV | 0.4 | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.6 | 0.4 | 0.7 | 0.8 |
| COPD | 5.4 | 5.3 | 5.1 | 5.2 | 5.6 | 5.1 | 5.5 | 4.5 | 5.1 | 4.5 |
| History of malignancy | 2.0 | 2.1 | 2.1 | 2.6 | 2.3 | 2.2 | 2.2 | 2.3 | 2.5 | 2.5 |
| Alcohol dependence, % | 0.4 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.1 |
| Substance abuse, % | 0.5 | 0.4 | 0.4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Statin therapy, % | 37.0 | 40.1 | 39.2 | 41.2 | 41.9 | 41.6 | 42.9 | 42.6 | 42.8 | 42.8 |
| Dialysis dose: single pool Kt/V | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.4±0.3 |
| Body mass index, kg/m2 | 25.9±6.5 | 26.7±7.2 | 27.2±7.1 | 27.8±7.3 | 27.9±7.3 | 28.5±7.4 | 29.0±7.5 | 29.4±7.4 | 29.8±7.5 | 30.6±7.4 |
| Lipid parameters | ||||||||||
| Total cholesterol, mg/dl | 151.9±41.5 | 146.5±40.9 | 145.1±41.7 | 146.4±42.7 | 145.9±42.5 | 148.3±43.6 | 149.8±44.7 | 152.5±43.7 | 157.6±46.5 | 168.0±55.5 |
| LDL-C, mg/dl | 78.4±31.9 | 78.3±31.9 | 78.1±33.0 | 80.0±34.2 | 79.9±34.1 | 81.0±35.3 | 81.5±36.8 | 81.4±36.3 | 81.9±38.3 | 78.4±42.2 |
| TG, mg/dl | 73.2±18.6 | 91.8±22.1 | 106.2±24.9 | 119.7±28.1 | 132.7±30.8 | 148.6±34.7 | 165.9±38.1 | 190.3±42.7 | 225.5±52.1 | 310.4±91.7 |
| HDL-C, mg/dl | 59.0±14.5 | 49.9±11.9 | 45.7±10.7 | 42.6±9.9 | 39.7±9.2 | 37.6±8.7 | 35.2±8.0 | 33.1±7.4 | 30.6±6.9 | 27.0±6.8 |
| TG/HDL-C ratio | 1.3±0.2 | 1.8±0.1 | 2.3±0.1 | 2.8±0.1 | 3.3±0.2 | 4.0±0.2 | 4.7±0.2 | 5.8±0.4 | 7.4±0.6 | 11.7±2.6 |
| Other laboratory parameters | ||||||||||
| Hemoglobin, g/dl | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 | 11.1±1.2 |
| White blood cells, ×103/µl | 7.2±2.3 | 7.4±2.4 | 7.6±2.4 | 7.7±2.7 | 7.8±2.4 | 7.8±2.5 | 7.9±2.5 | 8.1±2.8 | 8.1±2.8 | 8.2±3.0 |
| Albumin, g/dl | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.5±0.5 | 3.6±0.5 |
| Calcium, mg/dl | 9.1±0.6 | 9.1±0.5 | 9.1±0.6 | 9.1±0.6 | 9.1±0.6 | 9.1±0.6 | 9.1±0.6 | 9.1±0.5 | 9.1±0.6 | 9.1±0.6 |
| Phosphorus, mg/dl | 4.9±1.1 | 4.9±1.1 | 4.9±1.1 | 4.9±1.1 | 4.9±1.2 | 4.9±1.1 | 4.9±1.1 | 4.9±1.1 | 4.9±1.1 | 5.0±1.2 |
| Intact PTH, pg/ml | 330 | 317 | 317 | 313 | 313 | 315 | 312 | 316 | 314 | 312 |
| (202–516) | (201–499) | (198–486) | (199–479) | (196–488) | (201–478) | (198–481) | (196–486) | (196–474) | (196–474) | |
| Bicarbonate, mEq/L | 23.9±2.8 | 24.0±2.8 | 23.8±2.7 | 23.8±2.7 | 23.8±2.7 | 23.7±2.7 | 23.6±2.7 | 23.5±2.6 | 23.3±2.6 | 23.0±2.6 |
| TIBC, mg/dl | 224.6±45.4 | 223.4±46.1 | 222.3±46.8 | 222.4±47.6 | 223.2±47.8 | 223.9±49.1 | 226.0±48.7 | 226.8±48.7 | 229.1±50.0 | 234.8±52.7 |
| Ferritin, ng/ml | 253 | 260 | 249 | 280 | 283 | 293 | 296 | 304 | 316 | 312 |
| (146–429) | (154–438) | (163–465) | (168–482) | (170–469) | (171–508) | (174–496) | (184–506) | (185–535) | (182–535) | |
Data are presented as means±SD, median (interquartile range), or percentage. COPD, chronic obstructive pulmonary disease; LDL-C, LDL cholesterol; TG, triglyceride; HDL-C, HDL cholesterol; TG/HDL-C, triglyceride/HDL cholesterol ratio; PTH, parathyroid hormone; TIBC, total iron binding capacity.