Table 4.

Performance comparison for MIM and Google Translation

Syndrome	TP + FN	PPV	Sensitivity	Specificity	F	F2
Mutual Information-based Mapping (MIM)
GI	592	0.97***	0.97***	0.98***	0.97***	0.97***
RASH	45	0.87**	0.77	0.99**	0.82***	0.80***
RESP	331	0.89***	0.96***	0.97**	0.93***	0.94***
URESP	132	0.86***	0.91**	0.98***	0.88***	0.89***
LRESP	272	0.93	0.98***	0.98	0.95***	0.96***
FEVER	413	0.99**	0.96	0.99**	0.97	0.97
Google Translation
GI	592	0.91	0.90	0.96	0.91	0.91
RASH	45	0.76	0.73	0.99	0.75	0.74
RESP	331	0.84	0.83	0.96	0.83	0.83
URESP	132	0.70	0.83	0.97	0.76	0.78
LRESP	272	0.96**	0.80	0.99***	0.87	0.84
FEVER	413	0.98	0.96	0.99	0.97	0.97

Statistical test is based on 3000 bootstrappings.

^*p-value <0.1; ^**p-value <0.05; ^***p-value <0.01.