Recruitment using mobile telephones in an Irish general population sexual health survey: challenges and practical solutions

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Published online 2012 April 4. doi: 10.1186/1471-2288-12-45

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Table 1

Estimated and achieved quotas for the 2010 Irish Contraception and Crisis Pregnancy Survey (ICCP-2010)

Categories		Estimated¹		Achieved		Difference between sample and population

		Sample size (n = 3000)	Percentage of population	Sample size (n = 3002)	Percentage of population
Region	Dublin	930	31%	947	31%	0%

	Rest of Leinster	780	28%	816	26%	1%

	Munster	795	25%	757	27%	-2%

	Connacht and Ulster	495	16%	482	17%	-1%

Men by age	Men 18-25 years	315	9%	285	11%	-1.5%

	Men 26-35 years	615	18%	571	21%	-2%

	Men 36-45 years	570	20%	586	19%	0.5%

Women by age	Women 18-25 years	315	11%	331	11%	0%

	Women 26-35 years	615	22%	638	21%	0%

	Women 36-45 years	570	20%	591	19%	1%

Note. ¹Quotas for the survey were derived from the 2010 Quarterly National Household Survey.

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