From: Non-invasive detection of hypovolemia or fluid responsiveness in spontaneously breathing subjects
6/min patterned breathing | 15/min patterned breathing | |||||
---|---|---|---|---|---|---|
Baseline | −20 mmHg | −40 mmHg | Baseline | −20 mmHg | −40 mmHg | |
RRI (msec) min | 767 ± 130 | 742 ± 130 | 651 ± 90#§ | 823 ± 151 | 793 ± 164 | 674 ± 127##§§ |
max | 952 ± 157 | 950 ± 177 | 823 ± 151##§§ | 889 ± 171 | 848 ± 177* | 726 ± 145##§§ |
delta | 185 ± 86 | 208 ± 103 | 173 ± 84 | 65 ± 32 | 54 ± 24 | 52 ± 25 |
SAP (mmHg) min | 123 ± 17 | 117 ± 16 | 113 ± 11#§ | 125 ± 14 | 122 ± 14 | 118 ± 11#§ |
max | 135 ± 18 | 133 ± 15 | 131 ± 12§ | 131 ± 15 | 128 ± 13 | 125 ± 11#§ |
delta | 12 ± 4 | 16 ± 6** | 18 ± 8## | 6 ± 2 | 6 ± 2 | 7 ± 3# |
MAP (mmHg) min | 78 ± 12 | 77 ± 11 | 78 ± 9 | 81 ± 11 | 83 ± 10 | 86 ± 8 |
max | 87 ± 13 | 90 ± 10 | 94 ± 9 | 85 ± 12 | 87 ± 10 | 91 ± 8 |
delta | 9 ± 4 | 12 ± 5** | 15 ± 6##§ | 3 ± 1 | 4 ± 1 | 5 ± 2# |
CVP (mmHg) min | 2.7 ± 2.4 | −0.2 ± 2.3** | −0.7 ± 2.5## | 3 ± 2.7 | 1.5 ± 2.4* | −0.35 ± 2.8##§ |
max | 12 ± 3.1 | 6.7 ± 2.8** | 5.5 ± 2.6## | 10 ± 2.8 | 5.8 ± 2.3** | 4.6 ± 2.2## |
delta | 9.3 ± 1.8 | 6.9 ± 1.7** | 6.2 ± 1.8## | 7 ± 2.2 | 4.4 ± 1.5** | 4.9 ± 1.7# |
PP (mmHg) min | 60 ± 10 | 52 ± 10* | 44 ± 5#§ | 60 ± 7 | 53 ± 8** | 43 ± 7##§§ |
max | 68 ± 11 | 61 ± 11** | 53 ± 7##§§ | 64 ± 7 | 57 ± 8** | 49 ± 7##§§ |
delta | 8 ± 4 | 9 ± 4 | 10 ± 4 | 4 ± 1 | 4 ± 2 | 5 ± 2 |
SV (ml) min | 72 ± 11 | 55 ± 10** | 42 ± 6##§§ | 70 ± 10 | 55 ± 9** | 43 ± 6##§§ |
max | 85 ± 13 | 67 ± 14** | 55 ± 10##§§ | 79 ± 12 | 64 ± 11** | 50 ± 7##§§ |
delta | 12 ± 5 | 13 ± 8 | 14 ± 8 | 9 ± 4 | 8 ± 4 | 7 ± 3 |