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Table 4 Multiple linear regression model for exacerbation frequency

From: Effect of thyroid function on COPD exacerbation frequency: a preliminary study

Multiple linear regression model for exacerbation

frequency by TSH, FEV1(L and %) and FVC (L and %)

 

Coefficient B value

Standard error

t

P

Constant

0.611

1.51

0.403

0.689

TSH levels

0.918

0.102

9.02

<0.0001

FEV1 (L)

−3.402

2.74

−1.23

0.223

FEV1(%)

0.099

0.076

1.303

0.201

FVC (L)

1.39

1.59

0.874

0.388

FVC (%)

−0.061

0.056

−1.089

0.283

  1. COPD, Chronic obstructive pulmonary disease; FEV1: Forced expiratory volume at 1 second; FVC, Forced vital capacity; TSH, Thyroid stimulating hormone.