25 January 2021 : Clinical Research
Bronchiolitis Associated with Mycoplasma pneumoniae Infection in Infants in Foshan China: An Epidemiologic Study
Cheng Chen1AE, Chunwang Lin1AEG*, Xiangming Zhong2AB, Diemei Wen1BD, Jingping Zhang1CDDOI: 10.12659/MSM.928148
Med Sci Monit 2021; 27:e928148
Table 1 Clinical characteristics of patients with bronchiolitis associated with MP or RSV.
| Characteristics | MP (n=79), n (%) | RSV (n=289), n (%) | χ2/t test | P |
|---|---|---|---|---|
| Mean age (range) (months) | 11.0 (6.0–36.0) | 7.5 (3.0–11.0) | 2.97 | <0.05 |
| <6 months | 15 (19.0) | 208 (72.0) | 7.54 | <0.01 |
| 6 months–1 year of age | 38 (48.1) | 58 (20.1) | 5.88 | <0.01 |
| 1–2 years of age | 21 (26.6) | 17 (5.9) | 8.12 | <0.05 |
| 2–3 years of age | 5 (6.3) | 6 (0.2) | 15.16 | <0.01 |
| Male | 42 (53.2) | 148 (51.2) | 1.08 | >0.05 |
| Female | 37 (46.8) | 141 (48.8) | 1.05 | >0.05 |
| ≤39°C | 32 (40.5) | 192 (66.4) | 1.73 | >0.05 |
| >39°C | 7 (8.9) | 12 (4.2) | 4.85 | <0.01 |
| Cough | 79 (100) | 289 (100) | – | – |
| Wheezing | 79 (100) | 289 (100) | – | – |
| Dyspnea | 11 (13.9) | 71 (24.6) | 4.77 | <0.05 |
| Lung wheezing rales | 79 (100) | 289 (100) | – | – |
| SaO <90% (↓) | 6 (7.6) | 36 (12.5) | 4.56 | <0.01 |
| WBC (×10/l)±SD | 8.6±1.7 | 7.1±2.3 | 1.54 | >0.05 |
| Thrombocyte (×10/l)±SD | 456±46.3 (Male, 48 2±76.7; Female, 430±39.7) | 175±33.7 (Male, 185±37.4; Female, 166±30.1) | 5.67 | <0.01 |
| Thrombocytosis | 31(39.2) | 8(2.8) | 12.45 | <0.01 |
| CRP (mg/l)±SD | 25.5±3.5 (Male, 26.2±4.7; Female, 24.8±3.5) | 4.7±2.1 (Male, 4.5±1.8; Female, 4.9±2.3) | 10.34 | <0.01 |
| PCT(ng/m)±SD | 0.16±0.08 (Male, 0.18±0.07; Female, 0.14±0.09) | 0.03±0.02 (Male, 0.03±0.01; Female, 0.03±.0.02) | 10.28 | <0.01 |
| CK-MB and (or) CTnI (↑) | 24 (30.4) | 27 (9.3) | 7.56 | <0.01 |
| ALT (↑) | 16 (20.3) | 54 (18.7) | 1.23 | >0.05 |
| Emphysema | 6 (20.3) | 196 (67.8) | 6.15 | <0.01 |
| Pulmonary interstitial infiltration | 63 (79.8) | 36 (12.5) | 11.87 | <0.01 |
| Male Female: Thrombocyte: =1.32; CRP: =1.03; PCT: =1.37, all >0.05. | ||||