Table 3 Overview of the sample size of the Belgian health interview surveys1997-2008
From: Methodological basics and evolution of the Belgian health interview survey 1997–2008
Year | 1997 | 2001 | 2004 | 2008 |
|---|---|---|---|---|
Basic sample | 10,000 | 10,000 | 10,000 | 10,000 |
Provincial oversampling | ||||
Antwerp | 350 | |||
Hainaut | 500 | |||
Limburg | 200 | 450 | ||
Luxembourg | 1,000 | 897 | ||
Oversampling elderly | ||||
65-85 years | 550 | |||
74-85 years | 400 | |||
85 years + | 700 | 850 | ||
Total | ||||
Planned interviews | 10,000 | 12,050 | 12,597 | 11,250 |
Realised interviews | 10,221 | 12,111 | 12,945 | 11,254 |