PFT Measure Control (n=108) Non-severe Pre Eclampsia (n=34) Severe Pre Eclampsia (n=92) Mean difference (95% CI) (control vs. non-severe) Mean difference (95% CI) (control vs. severe) Mean difference (95% CI) (non-severe vs. severe) Omnibus p-value
DLco (ml/min/mmHg) 2.6 (0.1) 2.6 (0.1) 2.5 (0.1) -0.0 (-0.3, 0.3) 0.1 (-0.2, 0.3) 0.1 (-0.2, 0.4) .7786
DLco/VA (ml/min/mmHg/ml) 6.9 (0.2) 7.1 (0.3) 7.1 (0.2) -0.2 (-0.8, 0.4) -0.2 (-0.6, 0.2) -0.0 (-0.6, 0.6) .6103
VA (ml) 410.6 (12.6) 397.8 (19.3) 389.2 (13.0) 12.8 (-27.3, 52.8) 21.5 (-7.6, 50.5) 8.7 (-33.4, 50.8) .3391
FVC (ml) 271.4 (6.5) 275.2 (9.8) 265.4 (7.1) -3.8 (-24.3, 16.7) 6.0 (-8.9, 20.9) 9.8 (-12.1, 31.8) .6102
V50 (ml/s) 444.6 (17.8) 537.0 (26.8)b 457.9 (19.3) -92.4 (-148.6, -36.2) -13.3 (-54.2, 27.6) 79.1 (18.9, 139.3) .0061
FEF25-75(ml/s) 412.0 (16.2) 495.0 (24.4)b 418.5 (17.6) -83.0 (-134.1, -31.9) -6.5 (-43.6, 30.7) 76.5 (21.8, 131.3) .0062
V75 (ml/s) 252.0 (12.5) 289.1 (18.8) 251.0 (13.5) -37.1 (-76.4, 2.3) 1.0 (-27.6, 29.6) 38.1 (-4.0, 80.2) .1525
FEV0.5 (ml) 211.7 (5.4) 231.2 (8.1)b 210.5 (5.8) -19.5 (-36.4, -2.5) 1.2 (-11.2, 13.5) 20.6 (2.5, 38.8) .0578