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Table 4 Analysis of agreement between functional and clinical positive responses after bronchodilator use

From: Vital capacity and inspiratory capacity as additional parameters to evaluate bronchodilator response in asthmatic patients: a cross sectional study

 

VAS

6WT

Parameters

Moderate airflow obstruction (n = 20)

Severe airflow obstruction (n = 23)

Moderate airflow obstruction (n = 20)

Severe airflow obstruction (n = 23)

VC

0.20 (0.14)

0.57 (<0.01)

0.17(0.39)

0.13 (0.54)

IC

0.10 (0.61)

0.22 (0.17)

−0.33(0.14)

−0.15 (0.47)

FVC

0.40 (0.03)

0.34 (0.06)

0.00 (1.0)

0.04 (0.86)

FEV1

0.10 (0.65)

0.06 (0.75)

−0.05 (0.80)

−0.05 (0.83)

RV

0.10 (0.61)

0.32 (0.04)

0.20 (0.37)

0.12 (0.55)

  1. 6MWT = six-minute walk test, FEV1 = forced expiratory volume in one second, FVC = forced vital capacity, IC = inspiratory capacity, RV = residual volume, VAS = visual analogue scale, VC = vital capacity. Results are expressed as Kappa coefficient and p value in parenthesis.