Table 1 Characteristics of the study population according to KSD
Variable | Without KSD | With KSD | P value |
|---|---|---|---|
Age, years (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥�20鈥�29 | 1729(19.75) | 64(8.13) | 听 |
鈥�30鈥�39 | 1801(17.93) | 155(13.98) | 听 |
鈥�40鈥�49 | 1733(18.94) | 160(17.49) | 听 |
鈥�50鈥�59 | 1641(18.38) | 220(26.99) | 听 |
鈥�60鈥�69 | 1732(13.44) | 249(18.30) | 听 |
鈥�70鈥�80 | 1614(11.56) | 252(15.11) | 听 |
Sex (n,%) | 听 | 听 | 0.001 |
鈥僃别尘补濒别 | 5173(51.18) | 437(42.60) | 听 |
鈥僊补濒别 | 5077(48.82) | 663(57.40) | 听 |
Race (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥僋辞-颁补耻肠补蝉颈补苍 | 5825(32.58) | 460(22.23) | 听 |
鈥僀补耻肠补蝉颈补苍 | 4425(67.42) | 640(77.77) | 听 |
Marital status (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥僋辞 | 2763(28.37) | 166(15.56) | 听 |
鈥僘别蝉 | 7487(71.63) | 934(84.44) | 听 |
Annual household income, US dollars (n,%) | 听 | 听 | 0.32 |
鈥�< $ 20,000 | 2085(13.09) | 269(14.42) | 听 |
鈥�> $ 20,000 | 8165(86.91) | 831(85.58) | 听 |
Education Level (n,%) | 听 | 听 | 0.19 |
鈥冣墹High School | 4938(37.93) | 552(41.04) | 听 |
鈥�> High School | 5312(62.07) | 548(58.96) | 听 |
Cardiovascular Disease (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥僋辞 | 9275(92.63) | 887(85.70) | 听 |
鈥僘别蝉 | 975(7.37) | 213(14.30) | 听 |
Hypertension (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥僋辞 | 6034(63.65) | 485(49.19) | 听 |
鈥僘别蝉 | 4216(36.35) | 615(50.81) | 听 |
Diabetes Mellitus (n,%) | 听 | 听 | &濒迟;鈥�0.0001 |
鈥僋辞 | 8413(86.61) | 768(73.77) | 听 |
鈥僘别蝉 | 1837(13.39) | 332(26.23) | 听 |
Smoke (n,%) | 听 | 听 | 0.01 |
鈥僉别蝉蝉 | 5603(55.92) | 533(50.11) | 听 |
鈥僊辞谤别 | 4647(44.08) | 567(49.89) | 听 |
Alcohol user (n,%) | 听 | 听 | 0.36 |
鈥僋辞 | 1454(10.26) | 138(8.98) | 听 |
鈥僘别蝉 | 8796(89.74) | 962(91.02) | 听 |
BMI (kg/m^2) | 28.94(0.12) | 30.52(0.30) | &濒迟;鈥�0.0001 |
Moderate recreational activity (n,%) | 听 | 听 | 0.1 |
鈥僋辞 | 5326(44.53) | 628(48.32) | 听 |
鈥僘别蝉 | 4924(55.47) | 472(51.68) | 听 |
Sitting time, hours (n,%) | 听 | 听 | 0.25 |
鈥�&濒迟;5 | 4584(37.34) | 454(34.60) | 听 |
鈥冣墺5 | 5666(62.66) | 646(65.40) | 听 |
eGFR (mL/min/1.73听m^2,SE) | 95.30(0.45) | 87.72(0.87) | &濒迟;鈥�0.0001 |
PNT (ng/mL, log2) | 听 | 听 | 听 |
perchlorate | 1.46(0.02) | 1.52(0.06) | 0.35 |
nitrate | 15.30(0.02) | 15.37(0.06) | 0.21 |
thiocyanate | 10.16(0.03) | 10.36(0.08) | 0.01 |