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Date of survey

:

May 6 to 27, 2013

Survey method

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Telephone survey conducted by telephone interviewers

Target population

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Representatives of local NGOs that provide service to the youth (of age 15-24), contact list provided by HKCSS

Sampling method

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HKCSS invited 172 qualified agency members to participate in this survey via email, a short list of 64 interested organizations was given to HKUPOP to conduct telephone interviews.

Sample size & cooperative rate

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Representatives of 53 out of the 64 organizations completed the telephone interviews, the cooperation rate is 91.4%, amounting to 30.8% of the total agency members who are qualified for this survey.

Std. sampling error

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Assuming no response bias, the sampling error of all percentages at 95% confidence level should be no more than +/- 11.5 percentage points