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Table 1 The baseline characteristics of the patients
| Characteristic | Favorable (n = 43) | Unfavorable (n = 44) | P-value |
|---|---|---|---|
| Age (years) | 66.5 ± 18.2 | 67.1 ± 15.5 | .873a |
| Male, n (%) | 15 (34.9) | 25 (56.8) | .040b |
| BMI | 22.8 ± 4.9 | 22.9 ± 3.2 | .871a |
| Underlying diseases, yes (%) | |||
| Solid cancer | 2 (4.7) | 4 (9.1) | .676b |
| Hematologic malignancy | 0 (0.0) | 3 (6.8) | .241b |
| Hypothyroidism | 0 (0.0) | 2 (4.5) | .504b |
| Cardiovascular disease | 24 (55.8) | 15 (34.1) | .042b |
| Old tuberculosis | 6 (14.0) | 8 (18.2) | .592b |
| Chronic renal disease | 4 (9.3) | 1 (2.3) | .202b |
| Chronic liver disease | 0 (0.0) | 3 (6.8) | .241b |
| Chronic lung disease | 3 (7.0) | 5 (11.4) | .713b |
| Autoimmune disease | 1 (2.3) | 4 (9.1) | .360b |
| DM | 7 (16.3) | 12 (27.3) | .300b |
| Laboratory findings | |||
| Leukocyte count (PE) | 2456 (1020–3500) | 1110 (225–3420) | .205c |
| ADA | 63 (48–103) | 85 (46–125) | .228c |
| Albumin, g/dL | 3.6 ± 0.6 | 3.3 ± 0.7 | .047a |
| Hypoalbuminemia, n (%)e | 7 (16.3) | 17 (38.6) | .020b |
| Symptoms | |||
| Dyspnea | 27 (62.8) | 37 (84.1) | .024b |
| Chest pain | 17 (39.5) | 16 (36.4) | .761b |
| Fever | 14 (32.6) | 8 (18.2) | .123b |
| Palpitation | 2 (4.7) | 7 (15.9) | .157b |
| Duration, days | 7 (5–21) | 14 (7–28) | .433c |
| PE amount | .023d | ||
| Small | 8 (18.6) | 4 (9.1) | .198b |
| Moderate | 12 (27.9) | 5 (11.4) | .062b |
| Large | 23 (53.5) | 35 (79.5) | .010b |
| Concomitant pulmonary tuberculosis | 6 (14.0) | 4 (9.1) | .521b |
| Origin | |||
| Lung | 8 (18.6) | 6 (13.6) | .528b |
| Reactivation and inapparent | 35 (81.4) | 38 (86.4) | |
| Hospital stay, days | 12.2 ± 11.0 | 14.3 ± 10.5 | .348a |
| Antituberculosis medication | |||
| Duration, months | 6.4 ± 2.3 | 6.6 ± 3.3 | .776a |
| Steroid | |||
| Users, yes (%) | 19 (44.2) | 22 (50.0) | .587b |
| Duration, weeks | 12.1 ± 7.4 | 11.6 ± 7.3 | .808a |
