Diaphragmatic function | ||||
---|---|---|---|---|
Feature | Overall | DD+ | DD− | p Value |
Patients | 75 (100%) | 24 (32%) | 51 (68%) | |
Age, years | 78 (71–86) | 77 (71–86) | 78 (76–83) | n.s. (0.61) |
Male sex | 38 (51%) | 15 (63%) | 23 (45%) | n.s. (0.21) |
Pneumonia | 39 (52%) | 14 (58%) | 25 (50%) | n.s. (0.45) |
Sepsis | 23 (31%) | 10 (42%) | 13 (25%) | n.s. (0.1) |
Diabetes | 31 (41%) | 10 (42%) | 21 (41%) | n.s. (0.81) |
Use of steroids | 45 (46%) | 17 (71%) | 17 (33%) | 0.005 |
FEV1 | 47% (30–65) | 43% (27–61) | 49% (32–67) | n.s. (0.65) |
Kelly scale score | 3.4 (2.4–4.1) | 3.7 (2.9–4.3) | 3.2 (2.5–3.7) | n.s. (0.34) |
APACHE II score | 22 (16–29) | 25 (18–32) | 20 (16–23) | n.s. (0.09) |
SAPS II | 43 (35–53) | 47 (40–55) | 41 (33–50) | n.s. (0.28) |
PaO2/FiO2 | 166 (121–198) | 165 (109–196) | 168 (135–188) | n.s. (0.86) |
pH | 7.24 (7.2–7.3) | 7.24 (7.21–7.29) | 7.25 (7.19–7.36) | n.s. (0.32) |
PaCO2, mmHg | 91 (77–100) | 91 (77–98) | 90 (80–102) | n.s. (0.82) |
Blood lactate, mg/dl | 10 (5–12) | 11 (4–12) | 9 (5–10) | n.s. (0.72) |
Respiratory rate, breaths/min | 31 (29–35) | 34 (30–36) | 30 (28–35) | n.s. (0.07) |