Table 1.
Characteristics of adult participants (age ≥20 years) in NHANES 2009–2010 who had a random urine ACR measurement only, and those with ACR measurements in both random and first morning urine samples.a
| Random urine ACR only |
Both random and first morning urine ACR |
χ2P value |
|
|---|---|---|---|
| Number of participants | 812 | 5,247 | |
| Age, years | <0.001 | ||
| 20–49 | 70.3 (2.23) | 55.1 (1.46) | |
| ≥50 | 29.7 (2.23) | 44.9 (1.46) | |
| Male | 52.2 (1.83) | 47.8 (0.49) | 0.07 |
| Female | 48.8 (1.83) | 52.2 (0.49) | |
| Race/ethnicityb | 0.001 | ||
| Non-Hispanic white | 63.5 (4.96) | 74.4 (3.04) | |
| Non-Hispanic black | 17.0 (2.10) | 11.6 (1.00) | |
| Hispanic | 19.5 (4.59) | 14.0 (2.91) | |
| Diabetesc | 8.1 (1.70) | 8.6 (0.42) | 0.80 |
| Hypertensiond | 28.4 (1.94) | 36.2 (1.35) | 0.003 |
| eGFR,emL · min−1 · (1.73 m2)−1 | 0.004 | ||
| ≥90 | 63.0 (2.24) | 55.5 (1.39) | |
| 60–89 | 30.5 (2.29) | 39.0 (1.25) | |
| 30–59 | 5.3 (0.86) | 5.0 (0.39) |
a
Data are weighted percent ± SE.
b
“Other” not listed owing to small sample size (n = 298).
c
Defined by self-report of diagnosis.
d
Defined by self-report of diagnosis, self-reported anti-hypertensive treatment, or measured systolic blood pressure ≥140 mmHg or diastolic blood pressure ≥90 mmHg.
e
Defined by MDRD equation; <30 mL · min−1 · (1.73 m2)−1 not listed owing to small sample size (n = 33).