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Table 1 Relationship between Tension Level and Respiratory Parameters

From: Measurement and monitoring of electrocardiogram belt tension in premature infants for assessment of respiratory function

Parameter (units) 30 g 50 g 90 g full term
Resp frequency min-1 71.1 ± 3.7 75.7 ± 4.4 71.0 ± 4.1 60
Tidal volume ml/kg 6.0 ± 0.3 6.4 ± 0.4 7.8 ± 0.9 6–8
Min ventilation ml/min/kg 419 ± 20 480 ± 30 517 ± 41 400
Dyn compliance ml/cm H2O .32 ± .02 .34 ± .02 .46 ± .07 1.00
Pul resistance cm H2O/L/s 186 ± 20 134 ± 11 185 ± 22 40
Work breathing g·cm/kg 24.1 ± 0.1 23.4 ± 0.2 36.9 ± 0.2 10–40