Table 2 Demographic features of included patients
Study | Age, years | Male sex, No. (%) | Disease severity | Mechanical ventilation, No. (%) | ICU admission, No. (%) | |||||
|---|---|---|---|---|---|---|---|---|---|---|
Study group | Control group | Study group | Control group | Study group | Control group | Study group | Control group | Study group | Control group | |
Dequin et al. [17] | 67 (58–77) | 67 (58–78) | 281 (70) | 271 (69) | SOFA: 4 (3–6) PSI V: 181 (46) | SOFA: 4 (3–6) PSI V: 193 (49) | 178 (45) | 175 (44) | 400 (100) | 395 (100) |
Meduri et al. [9] | 69 ± 11 | 69 ± 11 | 289 (97) | 273 (95) | PSI V: 119 (40) APACHE III: 54.3 ± 29.4 | PSI V: 113 (40) APACHE III: 53.4 ± 28.7 | 97 (33) | 96 (33) | NA | NA |
Torres et al. [8] | 65 ± 19 | 66 ± 20 | 35 (57) | 39 (66) | PSI V: 22 (36) | PSI V: 19 (32) | 1 (2) | 2 (3) | 43 (70) | 47 (80) |
Sabry et al. [7] | 62 ± 7 | 63 ± 4 | 30 (75) | 28 (70) | SOFA: 8.5 ± 1.5 | SOFA: 8.2 ± 1.5 | 26 (65) | 34 (85) | 40 (100) | 40 (100) |
El-Ghamrawy et al. [10] | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Confalonier et al. [6] | 60 ± 17 | 67 ± 15 | 17 (74) | 15 (65) | APACHE II: 17.2 ± 4.1 | APACHE II: 18.2 ± 4.0 | 15 (65) | 19 (83) | 23 (100) | 23 (100) |
Marik et al. [5] | 32 ± 13 | 40 ± 17 | NA | NA | APACHE II: 11 ± 2 | APACHE II: 14 ± 6 | 0 (0) | 0 (0) | 14 (100) | 16 (100) |