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Table 1 Vital parameters and ventilation settings at first patient contact and at handover

From: Mechanical ventilation of patients in helicopter emergency medical service transport: an international survey

 

Values at first contact

Values at handover

p-value

HR [1/min]

 median (range)

97 (0–220)

96 (0–174)

0.51

 mean ± SD

99 ± 53.7

95 ± 32.7

N = 30

N = 30

SBP [mmHg]

 median (range)

159 (130–189)

120 (90–175)

0.14

 mean ± SD

159 ± 41.7

124 ± 22.5

N = 2

N = 25

RR [1/min]

median (range)

14 (0–22)

14 (0–20)

0.5

mean ± SD

13.3 ± 5

14.5 ± 1.9

N = 28

N = 29

SpO2 [%]

median (range)

95 (0–100)

99 (0–100)

< 0.001*

mean ± SD

80.3 ± 25

94.7 ± 18.7

N = 26

N = 28

EtCO2 [mmHg]

median (range)

36 (0–60)

36 (19–67)

0.68

mean ± SD

34.5 ± 13.5

37.6 ± 9.5

N = 23

N = 29

PEEP [cmH2O]

median (range)

5 (0–8)

5 (0–10)

0.04*

mean ± SD

4.4 ± 2.6

5.9 ± 1.8

N = 27

N = 29

PiP [cmH2O]

median (range)

22 (0–40)

22 (16–45)

0.68

mean ± SD

23 ± 8

22.5 ± 5.7

N = 24

N = 27

TV [ml]

median (range)

500 (350–600)

500 (360–700)

0.55

mean ± SD

495 ± 65.6

495 ± 74.6

N = 21

N = 27

TV/BW [ml/kg]

median (range)

6 (4–7)

6 (4–7)

0.5

mean ± SD

5.7 ± 1.6

6 ± 0.98

N = 21

N = 27

  1. *results statistically significant
  2. HR Heart rate, SBP Systolic blood pressure, RR Respiratory rate, SpO2 Oxygen saturation, EtCO2 Expiratory CO2, PEEP Positive end-expiratory pressure, PiP Positive inspiratory pressure, TV Tidal volume, BW –