Table 1.
Characteristics of individuals with albuminuria (age < 65) overall and stratified by insurance status
| Covariates | Overall | Uninsured | Public insurance | Private insurance | p |
|---|---|---|---|---|---|
| N= | 903 | 197 | 203 | 503 | |
| Age | 41.90 (0.69) | 38.26 (1.77) | 44.88 (1.93) | 41.90 (0.81) | 0.04 |
| Age group | |||||
| < 45 | 57.39 | 67.65 | 44.82 | 58.56 | 0.045 |
| 45–65 | 43.54 | 35.87 | 55.54 | 42.05 | 0.079 |
| Gender | |||||
| Male | 37.38 | 31.02 | 36.53 | 39.00 | 0.541 |
| Female | 62.62 | 68.98 | 63.47 | 61.00 | |
| Race | |||||
| Non-Hispanic Whites | 66.67 | 51.03 | 49.86 | 74.55 | <.001 |
| Non-Hispanic Black | 16.29 | 15.37 | 29.56 | 12.97 | <.001 |
| Mexican American | 5.90 | 16.36 | 5.09 | 3.82 | <.001 |
| Other | 11.14 | 17.24 | 15.49 | 8.65 | 0.108 |
| Income | |||||
| < 100 FPL | 17.54 | 41.76 | 40.55 | 7.27 | <.0001 |
| 101–200 FPL | 19.92 | 28.27 | 30.27 | 15.85 | 0.0014 |
| > 200 FBL | 62.54 | 29.97 | 29.18 | 76.88 | <.001 |
| FPL (Median, IQR) | 193.8 (104.2,331.3) | 96.6 (58.1,156.4) | 95.6 (63.25,165.15) | 250.6 (154.8,379.9) | |
| Education | |||||
| < High School | 73.79 | 90.17 | 87.93 | 66.45 | <.001 |
| > = High School | 26.21 | 9.83 | 12.07 | 33.55 | |
| Marital Status | |||||
| Married | 64.10 | 58.98 | 42.90 | 70.84 | <.001 |
| Previously Married | 16.70 | 18.04 | 32.50 | 12.23 | <.001 |
| Never Married | 19.19 | 22.98 | 24.61 | 16.93 | 0.200 |
| Self-rated Health | |||||
| Excellent/Very Good | 40.45 | 28.74 | 25.65 | 46.93 | 0.004 |
| Good | 37.42 | 36.83 | 33.16 | 38.68 | 0.595 |
| Fair/Poor | 22.13 | 34.43 | 41.20 | 14.39 | <.001 |
| Usual Source of Care (Yes) | 83.02 | 65.93 | 88.39 | 85.35 | <.001 |
| Usual Care Provider (Yes) | 72.95 | 50.58 | 70.03 | 78.64 | <.001 |
| Smoking (Yes) | 33.75 | 29.77 | 45.98 | 31.39 | 0.032 |
| Hypertension (Yes) | 36.14 | 34.12 | 45.22 | 34.18 | 0.248 |
| Systolic BP, mm Hg | 127.31 (0.96) | 127.43 (3.08) | 128.08 (3.03) | 127.09 (1.28) | 0.921 |
| Diastolic BP, mm Hg | 77.80 (0.55) | 78.34 (1.44) | 78.19 (1.34) | 77.57 (0.74) | 0.670 |
| BMI | |||||
| < 30 kg/m2 | 65.28 | 62.77 | 62.57 | 66.55 | 0.801 |
| > =30 kg/m2 | 34.72 | 37.23 | 37.43 | 33.45 | |
| Diabetes (Yes) | 23.60 | 25.44 | 36.05 | 19.91 | 0.010 |
| HbA1C | 6.02 (0.10) | 6.16 (0.18) | 6.21 (0.18) | 5.94 (0.14) | 0.240 |
| History of CVD (Yes) | 5.53 | 5.23 | 12.39 | 3.79 | 0.010 |
| ACE Use (Yes) | 13.19 | 20.88 | 18.72 | 10.62 | 0.097 |
| Cholesterol (Yes) | 43.80 | 49.71 | 40.23 | 43.45 | 0.427 |
| Statin Use (Yes) | 4.48 | 10.33 | 7.52 | 2.81 | 0.277 |
| Mean eGFR | 101.61 (1.18) | 105.40 (3.20) | 97.87 (4.02) | 101.76 (1.48) | 0.250 |
| eGFR < 60 (%) | 4.74 | 3.46 | 9.30 | 3.81 | 0.177 |
| Albuminuria Median (IQR) | 70.92 (43.02,154.42) | 69.48 (40.47,123.40) | 98.28 (46.51,265.43) | 67.09 (42.46,143.50) | |
| UACR | |||||
| 30–299 | 88.52 | 90.99 | 83.47 | 89.32 | 0.288 |
| > =300 | 11.48 | 9.01 | 16.53 | 10.68 | |
Note: History of CVD is defined as has history of heart failure or stroke