Table 3:

Diagnostic performance of imaging and clinical features for predicting the MSA with the predominant cerebellar ataxia group

Parameters	Sensitivity^{^a}	Specificity^{^a}	F1 Score	AUC^{^b}	P Value^{^c}
ICP	0.69 [31/45]	0.95 [20/21]	0.73	0.82 (0.74–0.90)	–
MCP	0.87 [39/45]	0.48 [10/21]	0.69	0.67 (0.55–0.79)	.029
HCB	0.69 [31/45]	0.71 [15/21]	0.64	0.70 (0.58,0.82)	.052
ICP + MCP	0.62 [28/45]	0.95 [20/21]	0.70	0.86 (0.78–0.98)	.114
Integrated model^{^d}	0.87 [39/45]	1.00 [21/21]	0.88	0.98 (0.96–1.00)	<.001

Note:—The en dash indicates not applicable.
↵a Data in brackets indicate the number of corresponding patients for each of the metric.
↵b Data in parentheses are 95% CIs with the DeLong test.
↵c P values of AUCs compared with ICP as a reference.
↵d Integrated model includes the ICP, MCP sign, age, and disease duration as variables.