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. Author manuscript; available in PMC: 2015 Mar 1.
Published in final edited form as: Am J Transplant. 2014 Mar;14(3):621–628. doi: 10.1111/ajt.12564

Table 3.

Pulmonary physiologic results in the placebo versus albuterol groups

Placebo (N = 246) Albuterol (N = 260) Treatment
effect on
markers
Variable Baseline End of
Study		 P1 Baseline End of
Study		 P1 P2
PaO2/FiO2 ratio (mmHg) 317 ± 146 369 ± 135 <0.001 312 ± 150 367 ± 138 <0.001 0.98
A-a gradient (mmHg) 283 ± 162 247 ± 145 <0.001 297 ± 169 256 ± 145 <0.001 0.75
Plateau pressure (cm H2O) 20.4 ± 4.4 19.7 ± 5.1 0.032 21.1 ± 4.9 20.3 ± 4.1 0.002 0.43
Tidal volume (ml) 703 ± 132 718 ± 135 0.022 688 ± 126 718 ± 130 <0.001 0.20
Positive end expiratory pressure (cmH2O) 5.70 ± 1.86 5.73 ± 1.88 0.82 5.91 ± 2.19 5.82 ± 1.88 0.51 0.88
Static compliance of the respiratory system (ml/cmH2O) 50 ± 15 56 ± 38 0.018 48 ± 14 52 ± 14 <0.001 0.14
Total chest radiographic score 4.6 ± 3.2 4.4 ± 2.8 0.19 4.7 ± 3.3 5.0 ± 3.2 0.39 0.035

Data as mean ± SD,

1

Paired t-test,

2

Analysis of covariance (ANCOVA)