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. 2023 Dec 25;40(6):1117–1125. [Article in Chinese] doi: 10.7507/1001-5515.202305007

表 3. Characteristics and differences in continuous respiratory physiological parameter monitoring during the walking test in the two groups.

两组患者步行试验过程中连续呼吸生理参数监测特征和差异

呼吸生理参数特征 PPCs(n = 19) No-PPCs(n = 34) P
注:*以均值 ± 标准差的方式表示;**以中位数(四分位间距)表示
BR
 base/(次/分)* 21.93 ± 3.51 23.03 ± 4.57 0.37
 acc-time/min** 18.00(4.00~58.00) 29.50(10.00~46.75) 0.33
 slope/(次/分2** 0.29(0.10~1.19) 0.26(0.12~0.64) 0.54
 max/(次/分)* 30.04 ± 3.85 32.60 ± 4.69 0.04
 time>20/s* 322.16 ± 82.85 321.68 ± 83.23 0.98
 end/(次/分)* 24.52 ± 5.23 26.53 ± 4.76 0.16
 recovery/(次/分)* 21.44 ± 3.77 23.11 ± 5.68 0.26
 cv* 10.32 ± 4.56 10.75 ± 4.79 0.75
TV
 in-base* 1 873.33 ± 1 275.59 2 121.86 ± 926.04 0.42
 ex-base* 1 845.77 ± 1 611.43 2 138.69 ± 1 052.74 0.43
 in-mean* 2 044.95 ± 1 696.16 2 006.02 ± 936.93 0.93
 ex-mean* 2 049.89 ± 1 689.31 2 003.78 ± 929.35 0.91
 in-recovery* 2 717.48 ± 1 892.8 2 410.32 ± 1 194.56 0.53
 ex-recovery* 2 779.91 ± 1 855.95 2 404.09 ± 1 135.52 0.43
 in-cv* 28.98 ± 11.25 28.36 ± 17.09 0.89
 ex-cv* 29.36 ± 11.31 28.09 ± 18.42 0.79
MVV
 in-base* 32 818.09 ± 19 995.29 47 605.13 ± 21 783.77 0.02
 ex-base* 35 033.33 ± 24 508.84 45 630.04 ± 22 194.61 0.11
 in-max* 78 121.24 ± 55 710.55 82 345.4 ± 29 982.15 0.72
 ex-max* 79 144.41 ± 55 995.07 80 694.08 ± 31 150.62 0.90
 in-acc-time** 147.00(74.00~230.00) 108.50(67.75~177.00) 0.34
 ex-acc-time** 142.00(70.00~229.00) 95.50(54.00~221.75) 0.53
 in-slope** 1 854.99(263.46~10 786.06) 936.68(511.49~2 066.16) 0.26
 ex-slope** 2 325.39(272.68~8 172.19) 791.41(506.29~1 851.63) 0.21
Abo-contribute
 base(%)* 0.34 ± 0.14 0.43 ± 0.15 0.04
 mean(%)* 0.35 ± 0.19 0.46 ± 0.20 0.04
 recovery(%)* 0.35 ± 0.19 0.46 ± 0.20 0.04
 cv** 0.59(0.19~1.12) 0.30(0.18~0.83) 0.25
SpO2
 base(%)* 95.34 ± 1.15 95.67 ± 1.37 0.37
 min(%)* 91.21 ± 2.84 92.38 ± 3.44 0.21
 desaturation area/(分钟·%)* –317.06 ± 783.53 –270.79 ± 831.03 0.84
 end(%)* 93.99 ± 3.81 95.1 ± 1.99 0.25
 recovery(%)* 94.68 ± 3.67 95.46 ± 1.63 0.29
 SpO2-6MWD(%·m)* 36 770.42 ± 6 509.63 39 858.88 ± 8 476.72 0.17