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. 2015 Oct 1;2015:510450. doi: 10.1155/2015/510450

Table 3.

Results of the Mann-Whitney U test to compare the groups' values of right heart parameters and biomarkers.

Parameters Group Mean SD Mean rank Sum of ranks Mann-Whitney U p
Height (cm) Case 127.405 18.712 32.797 1213.5 510.5 0.574
Control 128.7 29.2 35.483 1064.5

Myocardial performance index Case 0.582 0.147 47.378 1753 60 0
Control 0.316 0.05 17.5 525

Isovolumic relaxation time (m/s) Case 0.11 0.022 40.176 1486.5 326.5 0.004
Control 0.096 0.012 26.383 791.5

Acceleration time (m/s) Case 0.134 0.197 30.068 1112.5 409.5 0.063
Control 0.07 0.019 38.85 1165.5

Deceleration time (m/s) Case 0.128 0.012 38.689 1431.5 381.5 0.027
Control 0.12 0.018 28.217 846.5

Peak E velocity (cm/s) Case 68.413 17.158 40.203 1487.5 325.5 0.004
Control 57.706 14.139 26.35 790.5

E/A velocity ratio Case 1.408 0.478 33.216 1229 526 0.714
Control 1.397 0.307 34.967 1049

Peak A velocity (cm/s) Case 50.366 13.852 40.203 1487.5 325.5 0.004
Control 42.119 9.916 26.35 790.5

Preejection period (m/s) Case 0.085 0.015 43.054 1593 220 0
Control 0.076 0.008 22.833 685

Preejection period/ejection time Case 0.34 0.06 45.973 1701 112 0
Control 0.289 0.03 19.233 577

Ejection time (m/s) Case 0.246 0.021 27.365 1012.5 309.5 0.002
Control 0.264 0.024 42.183 1265.5

Procalcitonin (μg/L) Case 9.326 3.881 48.351 1789 24 0
Control 1.851 1.466 16.3 489

Uric acid (mg/dL) Case 6.846 1.814 48.054 1778 35 0
Control 3.317 0.924 16.667 500

Brain Natriuretic Peptide (pg/mL) Case 213.814 309.601 48.419 1791.5 21.5 0
Control 2.76 1.013 16.217 486.5

Age (year) Case 12.135 4.626 36.122 1336.5 476.5 0.321
Control 10.567 5.5 31.383 941.5