Table 1 Clinical features of 63 patients

Age-Mean ± SD

49.49 ± 14.97

Number of days in hospital – M(IQR)

22 (20)

Male: female

44:19

Disturbance of consciousness: Yes/No

41:22

Abnormal brain imaging: Yes/No

30:33

Meningeal stimulation Sign: Yes/No

41:22

Airway support: Yes/No

17:46

Combined basic disease: Yes/No

45:18

Combined acute stroke: Yes/No

4:59

Combined otogenic infection or nasal infection: Yes/No

10:53

CSF culture/Blood culture/CSF mNGS cases

56/46/44

The number of cases performed by all three methods

29