Diagnostic significance of serum levels of serum amyloid A, procalcitonin, and high-mobility group box 1 in identifying necrotising enterocolitis in newborns

Table 2 Comparison of laboratory examination between the two groups

Parameter	Healthy newborns (n = 50)	NEC group (n = 48)	t value	P value
WBC count (× 109/L)	16.57 ± 3.68	18.96 ± 4.25	2.970	0.004
Neutrophil percentage (%)	62.51 ± 5.32	68.25 ± 6.48	4.778	< 0.001
Lymphocyte percentage (%)	41.38 ± 6.27	34.63 ± 5.53	5.659	< 0.001
Platelet count (× 109/L)	210.75 ± 45.19	200.35 ± 38.57	1.227	0.223
Serum albumin (g/L)	30.64 ± 3.83	29.42 ± 3.69	1.608	0.111
CRP level (mg/L)	16.14 ± 5.08	18.75 ± 5.62	2.410	0.018
Haemoglobin	10.87 ± 1.54	10.36 ± 1.84	1.483	0.141

WBC: White blood cell; CRP: C-reactive protein; NEC: Necrotising enterocolitis.