Skip to main content

Table 4 Simple regression analysis: Relationship between distance and quantitative study variables

From: Outcome measures of the 6 minute walk test: relationships with physiologic and computed tomography findings in patients with sarcoidosis

Outcome
Variables
Independen
Variables t
Unstandarized
Coefficient
Standarized
Coefficient
Beta
t-value p-value R2
   B S. Error     
DISTANCE FEV1, L 43.81 9.44 0.52 4.64 < 0.0001 0.271
  FVC, L 37.58 8.29 0.51 4.53 < 0.0001 0.262
  TLC, L 25.32 8.26 0.39 3.1 0.003 0.158
  Final Borg score -10.56 4.62 -0.35 -2.3 0.028 0.121
  PaO2 mmHg 2.32 0.79 0.39 2.92 0.005 0.154
  Lowest SpO2, % 1.85 1.26 0.19 1.47 0.15 0.036
  1. FEV1: Forced expiratory volume in 1 second, FVC: Forced vital capacity;
  2. TLC: Total lung capacity; PaO2: Partial pressure or oxygen; SpO2: oxygen saturation by pulse oximetry.