Incidence and risk factors of poor wound healing following emergency surgery for intestinal tuberculosis

Table 2 Comparison of preoperative laboratory indicators between two groups, mean ± SD

Item	Poor wound healing group (n = 22)	Good wound healing group (n = 93)	Test statistic	P value
Hemoglobin (g/L)	89.6 ± 12.4	106.8 ± 15.3	t = 4.87	< 0.001
Albumin (g/L)	28.3 ± 4.2	34.7 ± 5.8	t = 4.91	< 0.001
Total protein (g/L)	58.2 ± 8.3	66.4 ± 9.1	t = 3.91	< 0.001
Blood glucose (mmol/L)	7.8 ± 2.9	6.2 ± 1.8	t = 2.87	0.005
C-reactive protein (mg/L)	89.7 ± 31.2	52.4 ± 24.6	t = 5.63	< 0.001
ESR (mm/hour)	78.5 ± 26.3	58.9 ± 22.1	t = 3.42	0.001
Lymphocyte count (× 109/L)	0.96 ± 0.32	1.28 ± 0.41	t = 3.41	0.001
Neutrophil-to-lymphocyte ratio	8.7 ± 3.2	5.4 ± 2.1	t = 5.12	< 0.001

ESR: Erythrocyte sedimentation rate.