Characters | Case No. (%) | χ2 | P | ||
---|---|---|---|---|---|
MP (+) | MP-free (-) | ||||
Age (month) | |||||
0–6 | 18 (4.0) | 194 (33.2) | 216.03 | < 0.01a | |
7–12 | 25 (5.5) | 98 (16.8) | |||
13–24 | 68 (15.0) | 67 (11.5) | |||
25–36 | 147( 32.4) | 133 (22.8) | |||
37–48 | 93 (20.5) | 48 (8.2) | |||
49–60 | 57 (12.6) | 28 (4.8) | |||
61–72 | 46 (10.1) | 16 (2.7) | |||
Gender | |||||
Male | 221 (48.7) | 344 (58.9) | 10.77 | < 0.01a | |
Female | 233 (51.3) | 240 (41.1) | |||
Diagnosis and laboratory information | |||||
Pneumonia | 439 (96.7) | 514 (88.0) | 25.61 | < 0.01b | |
White blood cell count (×109/L) | 10.11 ± 4.44 | 10.71 ± 5.36 | 1.94 | 0.052b | |
Lymphocyte percentage (%) | 33.99 ± 15.78 | 49.40 ± 20.33 | 13.33 | < 0.01b | |
C-reactive protein (mg/L) | 12.58 ± 19.67 | 10.21 ± 22.80 | 6.96 | < 0.01c |