Table 4.
Laboratory data, lung volumes, and CT score in patients underwent CPAP and invasive ventilation by ET. Statically significant differences are highlighted in italic
| N = 108 | CPAP | ET | ||||
|---|---|---|---|---|---|---|
| Yes | No | p value | Yes | No | p value | |
| Age (years old ± SD) | 66 ± 11 | 63 ± 10 | 0.339 | 63 ± 7 | 65 ± 11 | 0.674 |
| Sex male (n; %) | 29; 26.85 | 42; 38.88 | 0.454 | 22; 20.37 | 49; 45.37 | 0.088 |
| WBC (× 103/mm3 ± SD) | 7.35 ± 3.30 | 8.75 ± 5.54 | 0.286 | 10.72 ± 3.55 | 7.26 ± 3.55 | 0.002 |
| Neutrophils (× 103/mm3 ± SD) | 5.49 ± 2.76 | 5.81 ± 3.35 | 0.764 | 7.36 ± 3.44 | 5.18 ± 2.83 | 0.005 |
| Lymphocytes (× 103/mm3 ± SD) | 1.26 ± 0.91 | 1.47 ± 1.78 | 0.815 | 1.30 ± 0.86 | 1.40 ± 1.59 | 0.708 |
| PLT (× 103/mm3 ± SD) | 222.54 ± 111.56 | 246.50 ± 115.36 | 0.325 | 270.72 ± 113.88 | 224.56 ± 112.14 | 0.062 |
| CRP (mg/l ± SD) | 7.47 ± 6.99 | 7.88 ± 8.64 | 0.953 | 9.87 ± 11.37 | 6.93 ± 6.25 | 0.768 |
| SaO2 (%, median, range) | 93 (89–94) | 95 (92–99) | 0.037 | 95 (91–98) | 94 (91–96) | 0.081 |
| PaO2 (mmHg ± SD) | 40.34 ± 96.64 | 85.48 ± 26.46 | 0.507 | 87.62 ± 23.33 | 91.01 ± 36.32 | 0.436 |
| PaCO2 (mmHg ± SD) | 38.85 ± 5.67 | 37.24 ± 7.82 | 0.266 | 39.91 ± 10.05 | 34.85 ± 5.67 | 0.029 |
| pH (± SD) | 7.44 ± 0.05 | 7.38 ± 0.42 | 0.769 | 7.42 ± 0.37 | 7.40 ± 0.55 | 0.384 |
| HCO3− (mEq/l ± SD) | 24.40 ± 4.12 | 26.30 ± 4.31 | 0.383 | 27.80 ± 4.95 | 24.59 ± 3.70 | 0.010 |
| P/F ratio ± SD | 206.97 ± 84.67 | 247.39 ± 110.12 | 0.080 | 185.63 ± 92.28 | 248.12 ± 100.88 | 0.007 |
| VLV (ml, mean ± SD) | 2524.16 ± 1276.04 | 2795.57 ± 1294.35 | 0.245 | 2326.00 ± 1076.47 | 2820.52 ± 1338.98 | 0.176 |
| TLV (ml, mean ± SD) | 3834.72 ± 1219.99 | 3894.16 ± 1216.32 | 0.672 | 3882.68 ± 1118.17 | 3865.67 ± 1251.95 | 0.815 |
| CONS-V (ml, mean ± SD) | 337.54 ± 267.01 | 292.67 ± 350.59 | 0.057 | 472.32 ± 411.29 | 251.10 ± 256.77 | 0.024 |
| GGO-V (ml, mean ± SD) | 972.83 ± 466.38 | 804.25 ± 385.32 | 0.107 | 1085.36 ± 376.29 | 792.63 ± 417.26 | < 0.001 |
| GGO-V/TLV (%, median, range) | 22.10 (2.79–61.50) | 26.97 (3.44–67.80) | 0.160 | 28.81 (3.80–49.9) | 18.97 (2.84–59.9) | 0.001 |
| CONS-V/TLV (%, median, range) | 7.49 (3.12–38.8) | 4.96 (0–35.5) | 0.127 | 11.61 (11.54–27.48) | 5.08 (16.54–47.59) | 0.033 |
| GGO-V/VLV (%, median, range) | 31.40 (3.25–110.44) | 28.72 (6.78–298.41) | 0.172 | 48.52 (29.8–377.04) | 26.24 (18.91–198.0) | 0.001 |
| CONS-V/VLV (%, median, range) | 11.29 (1.12–22.43) | 6.68 (0–11.54) | 0.740 | 19.66 (31.41–314.43) | 7.13 (1.11–198.31) | 0.041 |
| VLV/TLV (%, median, range) | 70.48 (12.91–45.60) | 74.38 (39.65–99.01) | 0.132 | 59.04 (11.32–70.84) | 75.82 (70.11–94.14) | 0.002 |
| CONS-V + GGO-V/TLV (%, median, range) | 29.52 (5.86–44.30) | 25.62 (7.98–54.31) | 0.131 | 40.96 (38.53–86.09) | 24.18 (17.67–30.01) | 0.001 |
| CT score (median, range) | 27 (20–31) | 22 (16–29) | 0.370 | 30 (10–35) | 21 (7–23) | 0.035 |