Table 2.
Characteristics during hospital admission and outcome measures among undernourished, well-nourished, overweight, and obese patients hospitalized with community-acquired pneumonia.
| Total (n = 323) |
Undernourished (n = 57) |
Well-Nourished (n = 83) |
Overweight (n = 107) |
Obese (n = 76) |
|
|---|---|---|---|---|---|
| Age, years | 69.8±13.8 | 75.4 ± 13.0 | 69.5±14.4 | 69.7±12.2 | 66.0±13.8 |
| Female sex | 156 (48.3) | 34 (59.7) | 38 (45.8) | 43 (40.2) | 41 (54.0) |
| BMI, kg/m2 | 26.7±6.1 | 19.7±2.6 | 22.9± 1.5 | 27.4±1.4 | 35.1±4.6 |
| Fat-free mass index, kg/m2 | 18.0±2.9 | 15.0 ±1.6 | 17.0±1.9 | 18.6±1.8 | 20.7±3.2 |
| Comorbidities | |||||
| Charlson Comorbidity index | 4.3±2.5 | 5.2±2.2 | 4.6 ±2.9 | 3.9±2.2 | 3.9 ± 2.6 |
| Laboratory characteristics | |||||
| C-reactive protein, mg/L * | 97.2 (35.7-160.2) | 127.8 (53.2-172.3) | 107.7 (22.1-158.4) | 89.9 (44.7-163.8) | 79.7 (28.3-143.1) |
| Severity characteristics | |||||
| CURB-65 index | |||||
| Mild | 85 (26.3) | 8 (14.0) | 21 (25.3) | 31 (29.0) | 25 (32.9) |
| Moderate | 211 (65.3) | 41 (71.9) | 57 (68.7) | 69 (64.5) | 44 (57.9) |
| Severe | 27 (8.4) | 8 (14.0) | 5 (6.0) | 7 (6.5) | 7 (9.2) |
| Length of stay, days | 5.5 (3.6-8.3) | 5.5 (3.6-11.2) | 5.3 (4.2-8.2) | 5.3 (3.2-9.1) | 5.7 (3.6-8.3) |
| ICU admission | 8 (2.5) | 0 (0.0) | 4 (4.9) | 3 (2.8) | 1 (1.4) |
| Outcomes | |||||
| Re-hospitalization | |||||
| 30-day | 74 (22.9) | 16 (28.1) | 20 (24.1) | 20 (18.7) | 18 (23.7) |
| 90-day | 97 (30.0) | 20 (53.1) | 27 (32.5) | 24 (22.4) | 26 (34.2) |
| 180-day | 129 (39.9) | 30 (52.6) | 34 (41.0) | 31 (29.0) | 34 (44.7) |
| Mortality | |||||
| 30-day | 11 (3.4) | 7 (12.3) | 3 (3.6) | 1 (0.9) | 0 (0.0) |
| 90-day | 25 (7.7) | 13 (22.8) | 5 (6.0) | 4 (3.7) | 3 (4.0) |
| 180-day | 38 (11.6) | 17 (29.8) | 10 (12.1) | 5 (4.7) | 6 (7.9) |
Data shown as mean ± SD, median (IQR), or n (%). * CRP Levels of ≤3 mg/L was determined to be within the normal range.