1.
患者的临床特征
Clinical characteristics of the patients
| Variables | Quartile 1 (n=289) | Quartile 2 (n=287) | Quartile 3 (n=292) | Quartile 4 (n=289) | Statistics | P |
| BMI: Body mass index; NC: neck circumference; WC: Waist circumference; WHR: Waist/hip ratio; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; AHI: The apnea-hypopnea index; ODI: The oxygen desaturation index; MSpO2: The mean pulse oxygen saturation; LSpO2: The lowest pulse oxygen saturation; T90: Percentage of the times for SaO2 < 90% in total monitoring time during overnight sleep; TST: Total sleep time; TSA90: The duration of time with SaO2 < 90%; OSA: Obstructive sleep apnea; LAT: The longest apnea time; MAT: The mean apnea time; FPG: Fasting plasma glucose; TG: Triglyceride; CHD: Coronary heart disease; COPD: Chronic obstructive pulmonary disease. | ||||||
| Demographics | ||||||
| Age[year, M(Q1, Q3)] | 67.0(63.0, 72.0) | 65.0(62.0, 72.0) | 66.0(62.0, 71.0) | 65.0(61.0, 70.0) | 18.551 | < 0.001 |
| Male[n(%)] | 158(54.67) | 161(56.10) | 195(66.78) | 190(65.74) | 14.569 | 0.02 |
| BMI[kg/m2, M(Q1, Q3)] | 25.25(22.66, 27.47) | 25.51(23.44, 27.69) | 26.30(24.34, 29.01) | 28.34(25.95, 31.14) | 121.235 | < 0.001 |
| WC[cm, M(Q1, Q3)] | 88.0(80.0, 95.0) | 89.0(78.0, 98.0) | 90.0(80.0, 10.0) | 98.0(87.0, 107.0) | 68.371 | < 0.001 |
| NC[cm, M(Q1, Q3)] | 37.50(35.0, 40.0) | 38.0(35.50, 40.0) | 38.0(36.0, 40.0) | 38.0(35.0, 40.0) | 1.407 | 0.704 |
| WHR[%, M(Q1, Q3)] | 0.80(0.70, 0.85) | 0.70(0.70, 0.80) | 0.80(0.70, 0.90) | 0.90(0.80, 1.10) | 28.791 | < 0.001 |
| SBP[mmHg, M(Q1, Q3)] | 128.0(120.0, 135.0) | 129.0(120.0, 138.0) | 130.0(120.0, 140.0) | 130.0(123.0, 139.0) | 9.858 | 0.020 |
| DBP[mmHg, M(Q1, Q3)] | 76.0(70.0, 80.0) | 75.0(70.0, 81.0) | 76.0(70.0, 83.25) | 75.0(70.0, 80.0) | 4.082 | 0.253 |
| Smoking[n(%)] | 57(19.79) | 57(19.86) | 75(25.68) | 67(23.18) | 4.097 | 0.251 |
| Drinking[n(%)] | 26(9.03) | 29(10.10) | 36(12.33) | 25(8.65) | 2.641 | 0.45 |
| TG[mmol/L, M(Q1, Q3)] | 1.20(0.91, 1.76) | 1.31(0.99, 1.76) | 1.23(0.89, 1.71) | 1.42(1.01, 1.94) | 13.912 | 0.003 |
| FPG[mmol/L, M(Q1, Q3)] | 5.55(4.96, 6.21) | 5.63(5.04, 6.34) | 5.72(5.03, 6.57) | 5.70(5.12, 6.43) | 8.313 | 0.040 |
| HDL[mmol/L, M(Q1, Q3)] | 1.13(0.95, 1.43) | 1.18(0.96, 1.44) | 1.08(0.88, 1.37) | 1.10(0.90, 1.35) | 10.124 | 0.018 |
| Sleep parameters | ||||||
| AHI[events/h, M(Q1, Q3)] | 9.30(6.70, 11.90) | 20.80(17.90, 23.75) | 34.40(30.65, 39.73) | 59.10(51.80, 69.90) | 1083.750 | < 0.001 |
| TST[h, M(Q1, Q3)] | 7.05(6.23, 7.31) | 7.10(6.32, 7.59) | 6.96(5.89, 7.36) | 7.18(6.30, 7.75) | 16.183 | 0.01 |
| ODI[events/h, M(Q1, Q3)] | 8.20(4.60, 12.0) | 15.60(11.15, 21.85) | 28.50(22.0, 36.50) | 52.0(42.60, 62.90) | 717.264 | < 0.01 |
| TSA90[min, M(Q1, Q3)] | 3.41(0.70, 34.02) | 8.30(1.90, 29.90) | 17.02(4.27, 51.78) | 68.0(19.0, 150.50) | 185.857 | < 0.001 |
| MSpO2[%, M(Q1, Q3)] | 94.0(92.0, 95.0) | 94.0(92.0, 95.0) | 94.0(92.0, 95.0) | 92.0(90.0, 94.0) | 86.579 | < 0.001 |
| LSpO2[%, M(Q1, Q3)] | 84.0(80.0, 87.0) | 82.0(77.0, 86.0) | 79.0(72.0, 84.0) | 72.0(63.0, 79.0) | 227.547 | < 0.001 |
| MAT[s, M(Q1, Q3)] | 21.35(17.40, 24.33) | 21.20(18.0, 24.84) | 22.91(20.21, 26.0) | 23.81(20.98, 29.0) | 72.369 | < 0.001 |
| LAT[s, M(Q1, Q3)] | 30.40(14.0, 44.0) | 40.50(28.0, 56.0) | 56.0(41.50, 76.30) | 67.0(47.0, 88.0) | 288.518 | < 0.001 |
| T90[%, M(Q1, Q3)] | 0.01(0.0, 0.08) | 0.02(0.0, 0.07) | 0.05(0.01, 0.13) | 0.17(0.05, 0.39) | 182.448 | < 0.001 |
| Medical history | ||||||
| COPD[n(%)] | 24(8.30) | 17(5.92) | 22(7.53) | 17(5.88) | 1.958 | 0.581 |
| CHD[n(%)] | 51(17.65) | 71(24.74) | 77(26.37) | 66(22.84) | 7.057 | 0.070 |
| Carotid atherosclerosis[n(%)] | 93(32.18) | 63(21.95) | 78(26.71) | 62(21.45) | 11.379 | 0.010 |
| Hyperlipidemia[n(%)] | 92(31.83) | 76(26.48) | 78(26.71) | 79(27.34) | 2.729 | 0.435 |
| Hypertension[n(%)] | 179(61.94) | 173(60.28) | 180(61.64) | 210(72.66) | 12.390 | 0.06 |
| Diabetes[n(%)] | 57(19.72) | 63(21.95) | 83(28.42) | 83(28.72) | 9.698 | 0.021 |
| Atrial fibrillation[n(%)] | 18(6.23) | 17(5.92) | 40(13.70) | 22(7.61) | 17.933 | 0.06 |
| MetS[n(%)] | 175(60.55) | 164(57.54) | 183(62.67) | 181(62.63) | 2.451 | 0.484 |