| Characteristics | RAR Quartiles | P-Value | |||
| Q1 (n = 7584) | Q2 (n = 8213) | Q3 (n = 7330) | Q4 (n = 7713) | ||
| Age (year) | 47.40 ± 19.52 | 47.79 ± 19.44 | 47.93 ± 19.40 | 47.73 ± 19.42 | 0.3902 |
| Age Category (n, %) |
|
|
|
| 0.4578 |
| <45 | 3602 (47.49) | 3834 (46.68) | 3379 (46.10) | 3609 (46.79) |
|
| 45 - 64 | 2214 (29.19) | 2399 (29.21) | 2206 (30.10) | 2286 (29.64) |
|
| ≥65 | 1768 (23.31) | 1980 (24.11) | 1745 (23.81) | 1818 (23.57) |
|
| Sex (n, %) |
|
|
|
| 0.8040 |
| Female | 3672 (48.42) | 3958 (48.19) | 3639 (49.65) | 3682 (47.74) |
|
| Male | 3912 (51.58) | 4255 (51.81) | 3691 (50.35) | 4031 (52.26) |
|
| BMI (kg/m2) | 26.16 ± 4.92 | 27.90 ± 5.58 | 29.47 ± 6.66 | 31.58 ± 8.32 | <0.0001 |
| BMI Category (n, %) |
|
|
|
| <0.0001 |
| Underweight (<18.5) | 220 (2.90) | 146 (1.78) | 105 (1.43) | 80 (1.04) |
|
| Normal (18.5 - 24.9) | 3152 (41.56) | 2453 (29.87) | 1789 (24.41) | 1462 (18.96) |
|
| Overweight (25.0 - 29.9) | 2711 (35.75) | 3089 (37.61) | 2445 (33.36) | 2329 (30.20) |
|
| Obese (≥30.0) | 1501 (19.79) | 2525 (30.74) | 2991 (40.80) | 3842 (49.81) |
|
| Race and Ethnicity (n, %) |
|
|
|
| <0.0001 |
| Black | 1598 (21.07) | 1708 (20.80) | 1600 (21.83) | 1656 (21.47) |
|
| Hispanic | 2006 (26.45) | 2211 (26.92) | 1966 (26.82) | 2044 (26.50) |
|
| White | 3338 (44.01) | 3589 (43.70) | 3040 (41.47) | 3167 (41.06) |
|
| Other | 642 (8.47) | 705 (8.58) | 724 (9.88) | 846 (10.97) |
|
| Education (n, %) |
|
|
|
| 0.0195 |
| < High School | 2525 (33.34) | 2690 (32.81) | 2367 (32.35) | 2410 (31.32) |
|
| High School or Equivalent | 1615 (21.33) | 1749 (21.33) | 1546 (21.13) | 1713 (22.26) |
|
| ≥College or Above | 3433 (45.33) | 3759 (45.85) | 3404 (46.52) | 3572 (46.42) |
|
| Marital Status (n, %) |
|
|
|
| 0.7117 |
| Non-Single | 4185 (57.34) | 4575 (58.05) | 4037 (57.70) | 4273 (57.78) |
|
| Single | 3114 (42.66) | 3306 (41.95) | 2960 (42.30) | 3122 (42.22) |
|
| PIR | 2.06 (1.07, 4.00) | 2.05 (1.08, 3.93) | 2.06 (1.09, 3.94) | 2.09 (1.08, 4.04) | 0.7203 |
| PIR Category (n, %) |
|
|
|
| 0.6534 |
| <1.33 | 2964 (39.08) | 3268 (39.79) | 2935 (40.04) | 3077 (39.89) |
|
| 1.33 - 3.22 | 2331 (30.74) | 2497 (30.40) | 2207 (30.11) | 2291 (29.70) |
|
| ≥3.22 | 2289 (30.18) | 2448 (29.81) | 2188 (29.85) | 2345 (30.40) |
|
| RDW (%) | 12.2 (11.9, 12.5) | 12.7 (12.4, 13.1) | 13.2 (12.7, 13.6) | 14.1 (13.5, 15.1) | <0.0001 |
| Albumin (g/dL) | 4.6 (4.5, 4.7) | 4.3 (4.2, 4.5) | 4.1 (4.0, 4.3) | 3.9 (3.7, 4.1) | <0.0001 |
| RAR | 2.67 (2.58, 2.75) | 2.93 (2.87, 3.00) | 3.18 (3.12, 3.26) | 3.63 (3.46, 3.93) | <0.0001 |
| Chronic Disease (n, %) |
|
|
|
|
|
| Hypertension | 1786 (23.55) | 1892 (23.04) | 1683 (22.96) | 1715 (22.24) | 0.0611 |
| Diabetes | 894 (11.79) | 1310 (15.95) | 1403 (19.14) | 1989 (25.79) | <0.0001 |
| Dyslipidemia | 4178 (55.09) | 4830 (58.81) | 4257 (58.08) | 4247 (55.06) | 0.6635 |
| Heart Disease | 368 (4.85) | 411 (5.00) | 385 (5.25) | 429 (5.56) | 0.0350 |
| Stroke | 180 (2.37) | 197 (2.40) | 188 (2.56) | 188 (2.44) | 0.6536 |
| Cancer | 369 (4.87) | 415 (5.05) | 399 (5.44) | 407 (5.28) | 0.1534 |