TABLE 2.

Correlation between sensitivity of Xpert Ultra and cerebrospinal fluid (CSF) testing protocol.

Sensitivity		CSF protocol			References
vs Culture	vs CRS	Volume (ml)	Fresh/Frozen	Centrifugation step
	44.2%	1	Fresh	No	Wang et al., 2019
90%	95.4%	0.5	Frozen	Yes (10 ml centrifugated and resuspended in 2 ml)	Bahr et al., 2018
80%	63.6%	2	Fresh	No	Chin et al., 2019a
	92.9%	0.5	Fresh	Yes (unknown ml centrifugated and resuspended in 2 ml)	Cresswell et al., 2020b
90.9%	59.5%	0.2	Fresh	Yes (6 ml centrifugated and resuspended in 0.5 ml)	Donovan et al., 2020
96.4%	72%	1	Fresh	No	Sharma et al., 2020
	46.7%	1	Fresh	No	Shao et al., 2020
71.4%	45%	1	Fresh	No	Huang et al., 2021