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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Magn Reson Imaging. 2020 Aug 18;73:163–176. doi: 10.1016/j.mri.2020.08.004

Table 2.

Short term effect: comparison between pre and post in visits 1 and 2; statistics are given without correction for multiple comparison (“P-value”) and adjusted using a resampling method (“P-value adj.”). x¯ is the mean, σ is the standard deviation, CI stands for confidence interval.

Test visit 1
Pre
x¯ (σ)
visit 1
Post
x¯ (σ)
visit 1
difference
Pre – Post
(95% CI)
visit 1
P-
value
visit 1
P-value
adj.
visit 2
Pre x¯ (σ)
visit 2
Post
x¯ (σ)
visit 2
difference
Pre – Post
(95% CI)
visit
2
P-
value
visit 2
P-value
adj.
Sitting (lab) heart rate 75 (13.3) 72.1 (11.1) 3 (0.3, 5.6) 0.03 0.412 72.9 (9.2) 71 (10.5) 2 (−1.3, 5.2) 0.23 0.992
Sitting Sp02 97.6 (1.8) 98.1 (1.5) −0.5 (−1, 0.1) 0.09 0.818 97.5 (1.4) 98.3 (1.1) −0.8 (−1.3, −0.3) 0.003 0.04
Sitting BP systolic 119.7 (11.4) 121.5 (9.1) −1.8 (−4.3, 0.6) 0.13 0.926 117.6 (9.3) 121.8 (9.6) −4.2 (−8, −0.4) 0.032 0.432
Sitting BP diastolic 76 (8.7) 77.2 (8.2) −1.2 (−2.8, 0.4) 0.141 0.94 74.5 (6.5) 77 (7.2) −2.5 (−4.8, −0.3) 0.029 0.396
ABC 97.7 (3.9) 97.4 (4.2) 0.3 (0, 0.7) 0.066 0.691 97.6 (4) 97.1 (4.8) 0.5 (−0.4, 1.4) 0.279 0.998
SP 13.1 (5.5) 12.5 (4.9) 0.6 (−0.9, 2) 0.424 0.999 12.6 (4.6) 12.4 (4.9) 0.2 (−0.8, 1.1) 0.692 1
SEM fixation 27.9 (21.8) 30.3 (18.5) −2.4 (−7.2, 2.3) 0.301 0.999 29.9 (18.7) 29.7 (18.2) 0.2 (−6.5, 6.8) 0.959 1
SEM no fixation 28.6 (22.1) 27.3 (21.7) 1.3 (−4.5, 7) 0.655 1 28.2 (21.4) 26.3 (20.7) 2 (−2.6, 6.6) 0.387 0.999
BFI 1.4 (1.3) 0.9 (0.8) 0.5 (0.2, 0.9) 0.005 0.07 1.4 (1.3) 1.2 (1.3) 0.3 (−0.1, 0.7) 0.157 0.955
HVLT-R 27.5 (3.8) 26.5 (3.5) 1 (−0.4, 2.3) 0.152 0.952 27.2 (5.1) 26.9 (4.3) 0.3 (−1.7, 2.3) 0.784 1
DS 28.4 (4.3) 29.7 (5.2) −1.3 (−2.7, 0) 0.051 0.609 30 (5.1) 29.9 (6.3) 0.2 (−1.1, 1.4) 0.804 1
LNS 15.1 (2.7) 15.3 (2.8) −0.2 (−1, 0.6) 0.618 1 15.4 (3) 15.8 (2.6) −0.4 (−1.1, 0.3) 0.284 0.998
SDMT 57.4 (10.2) 57.1 (10.8) 0.3 (−2, 2.5) 0.809 1 64.7 (14.6) 54.9 (9.5) 9.8 (6, 13.6) 0 0
Trailmaking 41.9 (13.5) 40.3 (13.1) 1.6 (−2.7, 6) 0.451 0.999 39.3 (14.2) 36.1 (13.4) 3.2 (−0.2, 6.5) 0.061 0.671
Supine (magnet) heart rate 66.4 (11.4) 65.3 (9.8) 1.2 (−0.9, 3.2) 0.264 0.997 65.8 (8.4) 67.7 (10.1) −1.8 (−4.4, 0.8) 0.164 0.964
Supine Sp02 97.4 (1.2) 96.7 (1.9) 0.7 (−0.1, 1.4) 0.071 0.718 96.9 (1.5) 97.8 (1.4) −0.9 (−1.7, −0.2) 0.017 0.243
Supine BP systolic 120.2 (10.5) 118.8 (9.5) 1.4 (−0.5, 3.4) 0.144 0.944 119 (9.6) 123.8 (11.3) −4.7 (−7.7, −1.7) 0.004 0.054
Supine BP diastolic 73 (8.4) 73.4 (8.4) −0.4 (−2.4, 1.6) 0.67 1 74.2 (8.8) 76.7 (7.8) −2.6 (−5.3, 0.1) 0.062 0.679
Supine respiration rate 14.2 (3.6) 14 (3.9) 0.2 (−1.3, 1.6) 0.832 1 15.3 (3.7) 14.5 (3.6) 0.8 (−0.6, 2.1) 0.251 0.995