Table 2 Comparison of tested parameters with respect to the preterm infants' body positioning (Mean +/− SD, Z- score)

From: Alteration in regional tissue oxygenation of preterm infants during placement in the semi-upright seating position

Parameters

Positioning

Supine baseline (1)

Semi-upright (2)

Supine after repositioning (3)

HR (bits/min)

153.2 +/− 14.6

152.1 +/− 12.7

148.7 +/− 14.41–3(*)

Z- score

 

−0.0751–2

−0.3081–3

RR (n/per min)

44.7 +/− 10.6

49.1 +/− 14.91–2(*)

43.5 +/− 11.9

Z- score

 

0.4151–2

−0.1131–3

SpO2 (%)

98.5 +/− 2.2

98.1 +/− 2.0

98.7 +/− 1.5

Z- score

 

+0.1821–2

+0.0911–3

rSO2C (%)

69.1 +/− 5.8

67.7 +/− 7.51–2(*)

68.9 +/− 7.1

Z- score

 

−0.241

+0.0911–3

rSO2R (%)

67.6 +/− 9.5

70.1 +/− 9.81–2(*)

70.8 +/− 12.61–3 (*)

Z- score

 

+0.2631–2

+0.3371–3

FOEC

0.298 +/− 0.064

0.309 +/− 0.0781–2(*)

0.301 +/− 0.074

Z- score

 

+0.1721–2

+0.0471–3

FOER

0.312 +/− 0.101

0.285 +/− 0.1021–2(*)

0.282 +/− 0.1311–3 (*)

Z- score

 

−0.2671–2

−0.2971–3

  1. *P < 0.00001.
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