Research Article

HRV Analysis: A Clinical and Diagnostic Tool in Chronic Obstructive Pulmonary Disease

Table 1

The table below shows the first (Q1) and third (Q3) quartiles of [CFPx 1–7] for the normal and COPD subjects in 1000 RR intervals. The statistical significance Kruskal-Wallis test is applied. A nonparametric test.

[CFPx]Normal Q1Normal Q3COPD Q1
COPD Q3Kruskal-Wallis

10.81300.96800.70600.98410.1116
20.53620.59530.54210.65300.3502
30.74270.88770.56480.74580.0005
40.63000.87690.59770.90790.9651
50.29190.46830.40340.60880.0072
60.55830.74140.44120.67350.0749
70.27210.48980.14480.34510.0066