TABLE 4.
Acute exacerbation pepsin low |
Acute exacerbation pepsin high |
p-value | |
---|---|---|---|
Subjects n | 16 | 8 | |
Clinical characteristics | |||
Age yrs | 65 ± 10 | 63 ± 8 | 0.72 |
Male | 69% (11) | 100% (8) | 0.13 |
Ever-smoker | 75% (12) | 88% (7) | 0.63 |
Body mass index | 25.9 ± 4.0 | 23.6 ± 3.8 | 0.19 |
Prednisone use | 56% (9) | 75% (6) | 0.66 |
Intubated | 13% (2) | 0% (0) | 0.54 |
Survival time days | 75 (21–459) | 65 (10–615) | 0.78 |
Alive at follow-up | 12% (2) | 25% (2) | 0.58 |
Radiological characteristics | |||
Hiatal hernia prevalence | 69% (11) | 63% (5) | 0.55 |
Hiatal hernia diameter cm | 1.5 (0–1.6) | 1.2 (0–1.6) | 0.39 |
Hiatal hernia height cm | 2 (0–3) | 1 (0–2.3) | 0.34 |
Ground-glass opacity score % | 18 (6–33) | 18 (7–26) | 0.82 |
Consolidation score % | 0 (0–2) | 2 (0–8) | 0.16 |
Honeycombing score % | 10 (3–12) | 4 (2–7) | 0.23 |
Reticulation score % | 8 (5–27) | 13 (8–24) | 0.50 |
Overall CT score % | 45 (28–63) | 43 (24–58) | 0.65 |
BAL fluid characteristics | |||
Pepsin concentration ng·mL−1 | 30.3 (6–46.8) | 148.4 (92.0–227.0) | <0.01 |
Total cell count cells·mL−1 | 235 (144–372) | 340 (150–400) | 0.53 |
Neutrophils % | 23 (8–32) | 10 (2–13) | 0.10 |
Lymphocytes % | 8 (5–18) | 38 (26–65) | <0.01 |
Alveolar macrophages % | 57 (38–65) | 46 (22–56) | 0.11 |
Eosinophils % | 2 (0–7) | 3 (0–6) | 0.83 |
Red blood cell count cells·mL−1 | 770 (244–5875) | 390 (130–750) | 0.24 |
Data are presented as mean±sd or median (interquartile range), unless otherwise stated. CT: computed tomography.