Research Article

C-Reactive Protein-to-Albumin Ratio as an Early Biomarker to Identify Sepsis in Neonates with Pneumonia

Table 1

Basic characteristics of study subjects by groups.

VariablesNonsepsis group ()Sepsis group ()

Age (days)7.0 (4.0, 13.0)11.0 (5.0, 17.0)<0.001
Male, 197 (59.0%)314 (61.2%)0.517
Weight (kg)0.025
Temperature (°C)<0.001
Respiratory (rate/minute)<0.001
Heart rate (bpm)<0.001
SBP (mmHg)0.365
DBP (mmHg)0.594
Biochemical parameters
 PCT (ng/ml)0.15 (0.10, 0.25)0.34 (0.14, 1.73)<0.001
 CRP (mg/l)0.7 (0.7, 0.7)0.7 (0.7, 17.6)<0.001
 ALT (U/l)25.6 (20.1, 33.3)29.0 (22.4, 39.0)<0.001
 AST (U/l)37.6 (30.0, 50.5)28.3 (27.9, 54.7)0.965
 TP (g/l)<0.001
 ALB (g/l)<0.001
 CAR (×10-3)0.021 (0.019, 0.024)0.028 (0.023, 0.61)<0.001
nSOFA0 (0, 0)0 (0, 2.0)<0.001
Length of hospital stay (days)9.0 (8.0, 12.0)15.0 (11.0, 23.0)<0.001

Abbreviations: SBP: systolic blood pressure; DBP: diastolic blood pressure; PCT: procalcitonin; CRP: C-reactive protein; ALT: alanine aminotransferase; AST: aspartate aminotransferase; TP: total protein; ALB: albumin; CAR: C-reactive protein-to-albumin ratio; nSOFA: neonatal sequential organ failure assessment.