Table 4 Blood indices of subjects with and without thyroid nodules (based on PSM)

White blood cell count (10⁹/L)

6.31 ± 1.65

6.01 ± 1.40

< 0.01**

Erythrocyte count (10⁹/L)

4.93 ± 0.45

4.89 ± 0.46

0.80

Platelet count (10⁹/L)

228.41 ± 52.41

221.58 ± 48.12

< 0.05*

Neutrophil(%)

0.59 ± 0.07

0.59 ± 0.07

0.95

Monocytes (%)

0.06 ± 0.01

0.06 ± 0.01

0.81

Lymphocytes (%)

0.31 ± 0.06

0.32 ± 0.06

0.83

Eosinophils (%)

(positive rate, >0.01%)

5.1

3.5

< 0.05*

Basophils (%)

(positive rate, >0.05%)

2.3

4

< 0.01**

Hematocrit (L/L)

0.43 ± 0.03

0.43 ± 0.03

0.75

Hemoglobin (g/L)

149.60 ± 15.09

149.03 ± 14.48

0.28

Mean corpuscular hemoglobin concentration (g/L)

343.67 ± 10.24

343.79 ± 9.43

0.14