Table 3.
Association between quintiles of TSH and parameters of spirometry and cardiopulmonary exercise testing
|
First quintile
#
|
Second quintile
#
|
Fourth quintile
#
|
Fifth quintile
#
|
|
|---|---|---|---|---|
|
(0 – 0.5745 mIU/L) |
(0.5745 – 0.839 mIU/L) |
(1.14 – 1.59 mIU/L) |
(1.59 – 10.00 mIU/L) |
|
| β (95%-CI) | β (95%-CI) | β (95%-CI) | β (95%-CI) | |
|
FEV
1
; l |
0.00 (-0.06; 0.07) |
0.02 (-0.05; 0.08) |
-0.01 (-0.07; 0.05) |
0.01 (-0.05; 0.07) |
|
FVC; l |
-0.01 (-0.08; 0.06) |
-0.01 (-0.08; 0.07) |
-0.002 (-0.073; 0.069) |
0.005 (-0.073; 0.083) |
|
FEV
1
/FVC; % |
0.31 (-0.38; 0.99) |
-0.02 (-0.75; 0.71) |
-0.14 (-0.80; 0.52) |
-0.45 (-1.13; 0.24) |
|
peakVO
2
; ml/min |
-32.3 (-73.1; 8.5) |
-48.5* (-89.2: -7.9) |
-35.3 (-79.8; 9.3) |
-16.6 (-60.5; 27.4) |
|
VO
2
@AT; ml/min |
2.4 (-21.8; 26.6) |
-3.7 (-28.3; 20.9) |
-11.1 (-34.5; 12.4) |
-8.2 (-30.7; 14.3) |
|
O
2
HR; ml/beat |
-0.06 (-0.35; 0.24) |
-0.25 (-0.53; 0.02) |
-0.28 (-0.56; 0.01) |
-0.32* (-0.59; -0.05) |
|
V
E
vs. VCO
2
slope |
-0.20 (0.66; 0.27) |
-0.24 (-0.71; 0.23) |
0.20 (-0.23; 0.64) |
0.04 (-0.40; 0.48) |
|
Maximum power; watt |
-3.7* (-7.1; -0.3) |
-3.1 (-6.7; 0.5) |
-2.7 (-6.0; 0.6) |
0.2 (-3.2; 3.5) |
| Exercise duration; minutes | -0.22* (-0.41; -0.03) | -0.15 (-0.35; 0.04) | -0.18 (-0.39; 0.03) | -0.07 (-0.29; 0.15) |
Median regression adjusted for age, sex, height, weight, beta blocker intake, smoking status, physical activity, and time between examinations.
*p < 0.05.
#Reference: Third quintile 0.839 – 1.14 mIU/L.