Table 1. Baseline and clinical characteristics of children with MRMP mono-infection and co-infection.
| Variables | The MRMP mono-infected group (N=78) | The MRMP co-infected with other bacteria and/or viruses group (N=200) | t/z | P |
|---|---|---|---|---|
| Sex (female/male) | 39/39 | 104/96 | 0.090 | 0.76 |
| Age (year) | 8.51±2.41 | 8.32±2.61 | 0.527 | 0.60 |
| Height (meter) | 1.35±0.18 | 1.35±0.19 | −0.107 | 0.92 |
| Weight (kg) | 29.00 (23.00, 39.63) | 30.75 (22.13, 40.38) | −0.840 | 0.40 |
| BMI (kg/m2) | 15.88 (14.63, 18.00) | 16.65 (14.59, 19.61) | −1.698 | 0.09 |
| WBC (×109/L) | 7.18 (5.65, 8.74) | 7.42 (6.17, 9.38) | −1.440 | 0.15 |
| NEUT% (%) | 62.75 (56.05, 72.10) | 63.87 (56.53, 70.36) | −0.267 | 0.79 |
| NEUT (×109/L) | 4.26 (3.18, 6.16) | 4.62 (3.60, 6.37) | −1.235 | 0.22 |
| LYM% (%) | 27.10 (18.23, 32.60) | 26.20 (20.20, 33.83) | −0.642 | 0.52 |
| LYM (×109/L) | 1.79 (1.40, 2.40) | 2.09 (1.48, 2.84) | −1.807 | 0.07 |
| PLT (×109/L) | 265.00 (220.50, 326.25) | 290.50 (243.00, 362.00) | −2.173 | 0.03 |
| FIB (g/L) | 3.93 (3.37, 4.53) | 4.15 (3.54, 4.81) | −1.350 | 0.18 |
| D-dimer (μg/L) | 0.52 (0.37, 0.94) | 0.64 (0.37, 1.41) | −0.917 | 0.36 |
| ALT (U/L) | 14.30 (11.30, 22.93) | 15.20 (12.10, 22.98) | −0.813 | 0.42 |
| AST (U/L) | 27.00 (23.00, 36.25) | 27.00 (22.00, 34.00) | −0.776 | 0.44 |
| LDH (U/L) | 276.50 (232.50, 325.00) | 273.00 (231.59, 330.75) | −0.076 | 0.94 |
| TBIL (μmol/L) | 8.53 (7.03, 10.19) | 8.02 (6.63, 10.02) | −1.177 | 0.24 |
| DBIL (μmol/L) | 1.63 (1.36, 2.07) | 1.61 (1.18, 1.96) | −1.363 | 0.17 |
| IBIL (μmol/L) | 6.77 (5.52, 8.30) | 6.59 (5.40, 7.95) | −0.895 | 0.37 |
| ALB (g/L) | 41.25 (38.10, 43.10) | 41.20 (38.70, 43.18) | −0.160 | 0.87 |
| BUN (mmol/L) | 3.44 (2.79, 4.11) | 3.41 (2.90, 4.00) | −0.067 | 0.95 |
| SCr (μmol/L) | 37.00 (31.75, 47.00) | 38.50 (33.00, 45.00) | −0.468 | 0.64 |
| CRP (mg/L) | 13.38 (5.45, 23.79) | 13.16 (6.51, 26.70) | −0.668 | 0.50 |
| PCT (ng/mL) | 0.10 (0.07, 0.21) | 0.09 (0.06, 0.19) | −1.147 | 0.25 |
| Maximum body temperature during hospitalization (℃) | 38.35 (37.50, 39.00) | 38.30 (37.40, 39.00) | −0.357 | 0.72 |
| Disease severity during hospitalization (mild/severe) | 61/17 | 159/41 | 0.057 | 0.81 |
Data are presented as number, median (interquartile range) or mean ± standard deviation. ALB, albumin; ALT, alanine aminotransferase; AST, aspartate aminotransferase; BMI, body mass index; BUN, blood urea nitrogen; CRP, C-reactive protein; DBIL, direct bilirubin; FIB, fibrinogen; IBIL, indirect bilirubin; LDH, lactate dehydrogenase; LYM, lymphocyte count; LYM%, lymphocyte percentage; MRMP, macrolide-resistant Mycoplasma pneumoniae; NEUT, neutrophil count; NEUT%, neutrophil proportion; PCT, procalcitonin; PLT, platelet; SCr, serum creatinine; TBIL, total bilirubin; WBC, white blood cell.