Table 3 Summary of results for primary and secondary outcomes.

From: The effect of maternal position on cerebral oxygenation in premature infants during Kangaroo care: a randomised controlled trial

Primary outcome: cerebral NIRS

30° Median (IQR)

60° Median (IQR)

p value

Period 1

rSO2 (%)

67 (54.5–75)

68 (59.5–73)

0.882

FTOE

0.3 (0.19–0.39)

0.28 (0.23–0.36)

0.882

Period 2

rSO2 (%)

62 (58.5–71.5)

69 (63–78)

0.331

FTOE

0.33 (0.25–0.37)

0.23 (0.17–0.36)

0.37

Period 3

rSO2 (%)

63 (54.5–71)

68 (57–75)

0.412

FTOE

0.3 (0.24–0.39)

0.29 (0.22–0.39)

0.603

Period 4

rSO2 (%)

70 (63–75)

66 (59–72.5)

0.603

FTOE

0.28 (0.23–0.34)

0.28 (0.23–0.33)

1

Secondary outcomes:

Peripheral oxygen saturations (SpO2) and Heartrate (HR)

30° Median (IQR)

60° Median (IQR)

p value

Period 1

SpO2 (%)

95 (94–99)

94 (92–95.5)

0.295

HR (bpm*)

157 (141–164)

154 (149–163)

0.941

Period 2

SpO2 (%)

94 (92–97.5)

95 (92–98)

0.603

HR (bpm)

154 (147–160)

161 (148–163)

0.37

Period 3

SpO2 (%)

94 (90–97.5)

95 (92–98)

0.766

HR (bpm)

153 (146–156.5)

155 (149–160)

0.503

Period 4

SpO2 (%)

96 (94–98)

95 (90.5–97)

0.37

HR (bpm)

154 (146–157)

153 (144.5–161.5)

0.941

Secondary outcomes:

Numbers of babies with Bradycardia or Desaturations

30°

60°

Both angles

Significant Bradycardic episodes (n = 10)

6

2

2

Significant Desaturation episodes (n = 6)

3

1

2

  1. *Beats per minute (bpm).
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