Table 3.

The overall performance of the electronic disease early warning system in Sana’a governorate, Yemen.

Attributes	Health facilities level, %	Governorate level, %	High and central levels, %	Overall percentage, %
Simplicity	82	83	N/Aa	83
Representativeness	N/A	100	100	100
Acceptability	81	87	N/A	84
Flexibility	N/A	N/A	91	91
Stability	N/A	71	69	70
Overall percentage	82	86	87	86

^aNot applicable.