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Table 1 VQm Pulmonary Health Monitor™ and reference measurements during clinical interventions*

From: Non-invasive monitoring of pulmonary blood flow, functional residual capacity, and shunt index in a porcine model

Intervention

Pulmonary blood flow, L/min

Functional residual capacity, L

Shunt

VQm PHM™

Reference

VQm PHM™

VQm PHM™, Shunt Index (breaths)

Reference, Berggren Shunt (%)

Baseline

6.7 ± 1.1

6.6 ± 1.0

1.7 ± 0.4

49 ± 5

8.0 ± 2.4

High cardiac output

9.1 ± 2.6†

9.7 ± 2.6†

-

-

-

High PEEP

-

-

2.0 ± 0.6†

-

-

Low shunt

-

-

-

40 ± 4†

20.2 ± 2.3†

High shunt

-

-

-

27 ± 5†

44.0 ± 5.5†

  1. *Data are presented as mean ± SD; †Data with a p value of < 0.05 was considered statistically significant; PEEP, positive end expiratory pressure