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. 2019 Jul 29;5(7):e02168. doi: 10.1016/j.heliyon.2019.e02168

Table 1.

Unweighted sample sizes by the stages of glomerular function by gender, race/ethnicity, and smoking status for US adults aged >= 20 years. Data from National Health and Nutrition Examination Survey 2003–2014.

Obesity status Demographic group* Glomerular function stage
Total
GF-1
GF-2
GF-3A
GF-3B
N % N % N % N % N
Nonobese Total 3562 58.2 2026 33.1 335 5.8 178 2.9 6121
Males 1722 54.9 1148 36.6 179 5.7 87 2.8 3136
Females 1840 61.6 878 29.4 176 5.9 91 3.1 2985
Nonsmokers 2508 55.2 1582 34.8 306 6.7 147 3.2 4543
Smokers 1054 66.8 444 28.1 49 3.1 31 2.0 2745
NHW 1388 46.7 1228 41.3 238 8.0 118 4.0 2972
NHB 702 65.9 284 26.6 50 4.7 30 2.8 1066
HISP 1032 71.2 348 24.0 50 3.5 19 1.3 1449
OTHR 440 69.4 166 26.2 17 2.7 11 1.7 634
Obese Total 1946 57.2 1148 33.4 200 5.9 108 3.2 3402
Males 822 55.5 540 36.5 80 5.4 39 2.6 1481
Females 1124 56.5 608 31.7 120 6.3 69 3.6 1921
Nonsmokers 1435 55.1 890 34.2 182 7.0 97 3.7 2604
Smokers 511 64.0 258 32.3 18 2.3 11 1.4 798
NHW 701 46.6 619 41.2 120 8.0 63 4.2 1503
NHB 538 61.8 259 29.7 52 6.0 22 2.5 871
HISP 617 69.2 233 26.1 24 2.7 18 2.0 892
OTHR 90 66.2 37 27.2 4 3.0 5 3.7 136

*NHW: non-Hispanic white, NHB: non-Hispanic black, HISP: Hispanics, OTHR: other unclassified race/ethnicities.