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. 2020 Jul 30;35(5):1085–1092. doi: 10.1007/s10877-020-00563-2

Table 4.

Relation between hypoxia and severe hypoxia to IPI and basic parameters

Hypoxia Severe Hypoxia
Yes
n = 62
No
n = 85
p-value Yes
n = 44
No
n = 103
p-value
IPI = 1 61 (98%) 74 (87%)  < 0.05 44 (100%) 91 (88%)  < 0.05
IPI < 7 61 (98%) 79 (93%) 0.24 44 (100%) 96 (93% 0.10
PetCO2 56 (90%) 60 (71%)  < 0.05 41 (93%) 75 (73%)  < 0.05
Apnea 61 (98%) 79 (93%)  < 0.05 44 (100%) 96 (93%) 0.10
Tachypnoe 65 (77%) 49 (80%) 0.67 36 (82%) 78 (77%) 0.54
Tachycardia 47 (76%) 49 (58%)  < 0.05 33 (75%) 63 (61%) 0.11
Bradycardia 4 (6%) 3 (4%) 0.41 4 (9%) 3 (3%) 0.11
Hypertension 48 (77%) 53 (62%) 0.053 33 (75%) 68 (66%) 0.28
Hypotension 13 (21%) 13 (15%) 0.37 13 (30%) 13 (13%)  < 0.05

Bold indicates the significant p-value < 0.05

IPI Integrated Pulmonary Index®, PetCO2 partial pressure of end-tidal carbon dioxide = 0 mmHg, Apnea respiratory rate = 0/min > 10 sec, tachypnoea respiratory rate > 20/min > 10 s, tachycardia heart rate > 90/min, bradycardia heart rate < 50/min, hypertension > 140 mmHg systolic pressure, hypotension < 100 mmHg systolic pressure