Table 1 Baseline characteristics of participants according to the SI
Characteristics | Total n = 769 | Male n = 480 | Female n = 289 | ||||||
|---|---|---|---|---|---|---|---|---|---|
low SI | high SI | p | low SI | high SI | p | low SI | high SI | p | |
Age years,mean(SD) | 82.08(8.94) | 76.93(9.38) | < 0.001 | 79.24(9.91) | 76.4(9.5) | 0.005 | 82.66(8.24) | 77.31(9) | < 0.001 |
ALB level, g/l, mean(SD) | 32.81(6.1) | 37.6(5.72) | < 0.001 | 32.78(5.84) | 37.31(5.62) | < 0.001 | 34.88(6.73) | 38.76(5.48) | < 0.001 |
< 35 g/l,n(%) | 119(62.96) | 162(28.32) | 75(63.56) | 103(28.85) | 67(56.78) | 36(21.43) | |||
≥ 35 g/,n(%) | 70(37.04) | 410(71.68) | 43(36.44) | 254(71.15) | 51(43.22) | 132(78.57) | |||
BMI, kg/m2, mean(SD) | 21.52(2.43) | 21.82(3.05) | 0.204 | 21.64(2.82) | 21.66(3.01) | 0.934 | 21.5(2.5) | 22.33(3.08) | 0.011 |
eGFR, mL/min/1.73 m2,mean(SD) | 125.61(63.42) | 85.16(31.17) | < 0.001 | 135.75(67.06) | 84.95(29.3) | < 0.001 | 107(46.53) | 74.92(25.66) | < 0.001 |
Smoking history,n(%) | < 0.001 | 0.002 | 0.85 | ||||||
no | 158(82.29) | 314(54.42) | 62(52.1) | 130(36.01) | 70(97.22) | 210(96.77) | |||
yes | 34(17.71) | 263(45.58) | 57(47.9) | 231(63.99) | 2(2.78) | 7(3.23) | |||
Drinking history,n(%) | < 0.001 | 0.594 | 0.046 | ||||||
no | 165(85.94) | 409(71.01) | 75(63.03) | 217(60.28) | 68(94.44) | 214(98.62) | |||
yes | 27(14.06) | 167(28.99) | 44(36.97) | 143(39.72) | 4(5.56) | 3(1.38) | |||
Hypertension,n(%) | 0.569 | 0.762 | 0.697 | ||||||
no | 112(58.33) | 350(60.66) | 69(57.98) | 215(59.56) | 57(79.17) | 167(76.96) | |||
yes | 80(41.67) | 227(39.34) | 50(42.02) | 146(40.44) | 15(20.83) | 50(23.04) | |||
Diabetes,n(%) | 0.02 | 0.073 | 0.04 | ||||||
no | 144(75) | 477(82.67) | 92(77.31) | 305(84.49) | 37(51.39) | 141(64.98) | |||
yes | 48(25) | 100(17.33) | 27(22.69) | 56(15.51) | 35(48.61) | 76(35.02) | |||
CHD,n(%) | 0.238 | 0.256 | 0.024 | ||||||
no | 125(65.1) | 402(69.67) | 82(68.91) | 268(74.24) | 36(50) | 141(64.98) | |||
yes | 67(34.9) | 175(30.33) | 37(31.09) | 93(25.76) | 36(50) | 76(35.02) | |||
COPD, n(%) | 0.001 | 0.081 | 0.734 | ||||||
no | 164(85.42) | 426(73.83) | 89(74.79) | 239(66.2) | 66(91.67) | 196(90.32) | |||
yes | 28(14.58) | 151(26.17) | 30(25.21) | 122(33.8) | 6(8.33) | 21(9.68) | |||