Table 1.

Questionnaire distribution and response rates

Region	Number of centers per region	Number of recruited staff members per region	Number of respondents per region	Percent response rate per region
Beirut	4	78	59	76%
South	7	112	75	67%
Bekaa	2	20	16	80%
Mount Lebanon	5	94	72	77%
North	5	99	85	86%
Total	23	403	307	76%