Page 57 - 南京医科大学自然版
P. 57

第44卷第8期         陈幼花,李瑞久,倪艾珺,等. COPD患者6MWT下指脉氧特点及运动耐力相关因素分析[J].
                  2024年8月                     南京医科大学学报(自然科学版),2024,44(8):1082-1091                      ·1085 ·


                                           表1 对照组和COPD组的一般资料的组间差异分析
                                 Table 1 the comparison of background data betweenthe control and the COPD

                               Index               Control group(n=21)  COPD group(n=58)  Statistical value  P
                  Sex[n(%)]                                                                 -04.23 ##   <0.040
                    Male                               13(61.9)       .0050(86.2)
                    Female                             08(38.1)       .0008(13.8)
                  Age(years,x ± s)                    66.05 ± 7.61       65.55 ± 8.32       -03.79 ##   <0.812
                  BMI(kg/m ,x ± s)                    23.74 ± 1.69       22.66 ± 3.31       -18.07 ##   <0.157
                          2
                  Smoking index[pack⁃years,M(P25,P75)]  0(0,9.50)     30.00(8.75,45.00)     0-4.37 ##   <0.001
                  mMRC[n(%)]                                                                0-3.62 ##   <0.001
                    0 grade                            15(71.4)       .0013(22.4)
                    1 grade                            05(23.8)       .0028(48.3)
                    2 grade                               0           .0011(13.9)
                    3 grade                             1(4.8)        .0007(8.9)
                                                                                2
                   without#:F value in analysis of variance(ANOVA);#:Z value in Mann⁃Whitney U test;##:χ value in Chi⁃square test by Yates’correction for
                continuity. BMI:body mass index;smoking index:product of cigarettes smoked per day and years of smoking.

                                                 表2 COPD临床资料的组间差异分析
                                      Table 2 The comparison of clinical data among COPD subgroups
                             Index            COPD⁃A group(n=23)COPD⁃B group(n=17)COPD⁃C group(n=18)Statistical value  P
                Smoking index[pack⁃years,M(P25,P75)] 40.00(10.00,60.00)  00(0,20.00) b  32.50(13.75,50.00)  12.919 #  0.002
                CAT[scores,M(P25,P75)]          07.00(4.00,9.00)  5.50(2.25,17.25)  4.50(2.75,10.25)  00.563 #  0.755
                FEV1%Pred(%,x ± s)               51.86 ± 18.58    52.02 ± 15.44   54.09 ± 14.97    00.105 #  0.900
                FVC%Pred(%,x ± s)                73.57 ± 11.43    74.16 ± 11.73   71.25 ± 11.86    00.316 #  0.731
                DLCO%Pred(%,x ± s)               46.17 ± 20.94    51.64 ± 18.28   49.01 ± 16.35    00.308 #  0.737
                DLCO/VA%Pred(%,x ± s)            56.35 ± 25.68    66.85 ± 24.65   67.01 ± 20.05    01.216 #  0.306
                Inhaled drugs[n(%)]                                                                00.167 #  0.920
                  Ⅰ                               04(17.4)         05(29.4)         05(29.4)
                  Ⅱ                               04(17.4)            0              1(5.6)
                  Ⅲ                               14(60.9)         11(64.7)         12(66.7)
                  Ⅳ                                1(4.3)           1(5.9)             0
                   COPD⁃A group:only COPD;COPD⁃B group:COPD with other chronic respiratory diseases(such as asthma,bronchiectasis or pulmonary tuberculo⁃
                sis);COPD⁃C group:COPD with hypertension,diabetes or cardiovascular disease;without#:F value in ANOVA;#:H value in Kruskal⁃Wallis H test;b:
                compared with COPD⁃A group,P < 0.05(by used least significant difference for pair⁃wise multiple comparisons).
                表 3  COPD⁃A 组和 COPD⁃C 组二维超声心动图参数的组
                                                                  2.3 COPD患者运动SpO2和运动耐力的相关性分析
                     间差异
                Table 3  The comparison of echocardiography parameters  对总样本进行运动耐力、SpO2与 COPD 其他常
                        between COPD⁃A group and COPD⁃C group     用评估指标的相关性分析显示,SpO2min、SpO2mean、
                                                      (x ± s)     DA、DDR 、6MWD%Pred 均与 FEV1%Pred、FVC%
                                                                           ①
                          COPD⁃A group COPD⁃C group               Pred 相关;其中,SpO2min、DDR 、6MWD%Pred 还与
                                                                                             ①
                   Index                            t     P
                            (n=10)      (n=14)
                                                                  DLCO%Pred、DLCO/VA%Pred相关,SpO2mean、DA、DDR 、
                                                                                                              ①
                LAD(mm)    34.30 ± 4.74  34.42 ± 4.66 -0.062 0.951
                                                                                                      ①
                                                                  6MWD%Pred还与mMRC评分相关,DDR 、6MWD%
                LVDd(mm) 46.90 ± 5.49  45.88 ± 5.39 -0.447 0.660
                IVS(mm)    09.67 ± 1.12  10.00 ± 0.58 -0.822 0.429  Pred 与 CAT 评分相关;而仅 6MWD%Pred 与 SpO2rest
                                                                  无相关(表6)。纳入mMRC 评分、CAT 评分、FEV1%
                LVPW(mm) 09.40 ± 0.97  09.75 ± 0.79 -0.968 0.344
                LVEF(%)    62.47 ± 3.09  64.73 ± 2.30 -2.062 0.051  Pred、FVC%Pred、DLCO%Pred、DLCO/VA%Pred 构建
                                                                      ①
                E/A        00.71 ± 0.11  00.75 ± 0.21 -0.519 0.610  DDR 的逐步多因素线性回归分析,结果显示mMRC
                                                                                                  ①
                E/e′       08.02 ± 1.46  07.90 ± 1.66 -0.144 0.888  评分、DLCO%Pred 和 SpO2rest对 DDR 的影响差异有
   52   53   54   55   56   57   58   59   60   61   62