Publication - Statistics
Scottish Health Survey 2018 - volume 2: technical report
Information on methodology and fieldwork, including details of sampling, weighting, response rates, the survey questionnaire and other fieldwork documents.
Table 1.1 Detailed fieldwork outcomes
| 2018 | ||||||
| Fieldwork Outcome | Main sample and HB boost | Child boost | ||||
|---|---|---|---|---|---|---|
| Sample | % issued | % eligible | Sample | % issued | % eligible | |
| All eligible individuals interviewed | 2551 | 40.2 | 45.0 | 681 | 12.5 | 63.5 |
| Responding | 3216 | 50.6 | 56.7 | 683 | 12.5 | 63.7 |
| Refused | ||||||
| Sampling unit information refused | 188 | 3.0 | 3.3 | 27 | 0.5 | 2.5 |
| Office refusal | 363 | 5.7 | 6.4 | 83 | 1.5 | 7.7 |
| Refusal at introduction / before interview | 1168 | 18.4 | 20.6 | 182 | 3.3 | 17.0 |
| Refusal during the interview | 6 | 0.1 | 0.1 | 0 | 0.0 | 0.0 |
| Broken appointment - no re-contact | 173 | 2.7 | 3.1 | 39 | 0.7 | 3.6 |
| Total refused | 1898 | 29.9 | 33.5 | 331 | 6.1 | 30.9 |
| Non-contact | ||||||
| No contact with anyone at the address | 204 | 3.2 | 3.6 | 31 | 0.6 | 2.9 |
| Contact made at address, but not with target respondent | 25 | 0.4 | 0.4 | 4 | 0.1 | 0.4 |
| Total non-contact | 229 | 3.6 | 4.0 | 35 | 0.6 | 3.3 |
| Other non-response | ||||||
| Ill at home during field period | 33 | 0.5 | 0.6 | 2 | 0.0 | 0.2 |
| Away or in hospital throughout field period | 48 | 0.8 | 0.8 | 1 | 0.0 | 0.1 |
| Physically or mentally unable/incompetent | 102 | 1.6 | 1.8 | 2 | 0.0 | 0.2 |
| Language barrier | 11 | 0.2 | 0.2 | 2 | 0.0 | 0.2 |
| Other non-response (not covered by categories above) | 98 | 1.5 | 1.7 | 12 | 0.2 | 1.1 |
| Total other non-response | 292 | 4.6 | 5.2 | 19 | 0.3 | 1.8 |
| Unknown eligibility | ||||||
| Not attempted | 1 | 0.0 | 1 | 0.0 | ||
| Inaccessible | 3 | 0.0 | 2 | 0.0 | ||
| Unable to locate address | 6 | 0.1 | 6 | 0.1 | ||
| Other unknown eligibility | 26 | 0.4 | 14 | 0.3 | ||
| Total unknown eligibility | 36 | 0.6 | 23 | 0.4 | ||
| Estimated eligible addresses in set of unknown eligibility addresses | 32 | 0.5 | 0.6 | 5 | 0.1 | 0.4 |
| Total eligible addresses | 5667 | 89.2 | 100.0 | 1073 | 19.7 | 100.0 |
| Not eligible | ||||||
| No children 0-15 in household | n/a | 4049 | 74.3 | |||
| Not yet built / under construction | 5 | 0.1 | 7 | 0.1 | ||
| Demolished / derelict | 21 | 0.3 | 10 | 0.2 | ||
| Vacant / empty | 377 | 5.9 | 159 | 2.9 | ||
| Non-residential | 69 | 1.1 | 48 | 0.9 | ||
| Address occupied, but no resident household | 170 | 2.7 | 63 | 1.2 | ||
| Communal establishment / institution | 9 | 0.1 | 4 | 0.1 | ||
| Other ineligible | 31 | 0.5 | 19 | 0.3 | ||
| Estimated ineligible addresses in set of unknown eligibility addresses | 4 | 0.1 | 18 | 0.3 | ||
| Total not eligible | 686 | 10.8 | 4377 | 80.3 | ||
| All issued addresses | 6353 | 100.0 | 5450 | 100.0 | ||
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