Whole group | AECOPD | AHF | AEOHS | P valueb | |
---|---|---|---|---|---|
General characteristics | |||||
Number of patients | 46 | 34 | 8 | 4 | |
Age years: median (IQR) | 77.1 (68.7–84.0) | 76.9 (68.8–83.9) | 82.3 (77.7–86.8) | 65.4 (60.5–73.0) | 0.035 |
BMI kg/m2: median (IQR) | 23.4 (20.5–36.1) | 24.0 (18.8–28.2) | 27.7 (21.7–39.2) | 46.6 (39.3–55.2) | 0.004 |
Gender female % | 65% (30/46) | 65% (22/34) | 63% (5/8) | 75% (3/4) | 0.054 |
Active or ex-smokers % | 87% (40/46) | 97% (33/34) | 63% (5/8) | 50% (2/4) | <0.001 |
FEV1%: median (IQR) | 31 (24–43) | 29 (22–36) | 47a | 43a | 0.058 |
Variables related to AHRF | |||||
pH: median (IQR) | 7.28 (7.24–7.36) | 7.31 (7.24–7.37) | 7.24 (7.10–7.31) | 7.30 (7.25–7.35) | 0.17 |
pO2 kPa: median (IQR) | 7.45 (6.33–8.73) | 6.85 (6.10–8.48) | 7.50 (5.60–9.58) | 8.40 (8.23–10.68) | 0.24 |
pCO2 kPa: median (IQR) | 8.75 (7.78–10.5) | 8.90 (7.78–10.35) | 8.05 (6.38–10.73) | 10.05 (8.45–11.73) | 0.30 |
Respiratory rate bpm: median (IQR) | 26 (20–29) | 26 (20–29) | 24 (22–29) | 25 (21–27) | 0.89 |
CRP mg/L: median (IQR) | 15.5 (8.3–76.5) | 36.5 (9.7–93.0) | 8.7 (6.4–11.0) | 12.5 (7.5–37.0) | 0.076 |
Lactate mmol/L: median (IQR) | 1.40 (0.80–2.75) | 1.10 (0.80–2.10) | 3.80 (2.78–5.63) | 1.20 (0.80–2.35) | 0.09 |
NPPV use first 4 h: median (IQR) | 3.57 (3.50–4.00) | 3.67 (3.50–4.00) | 3.50 (2.50–4.00) | 3.75 (3.50–4.00) | 0.67 |