Table 1.

Number of surveys achieved by each modality

OriginalsSubstitutesTotal% OF
%%ORIGINALS
Theoretical sample: 7.492      
Effective sample      
Online survey2.90856.1%30414.6%3.21290.5
Telephone survey2.14841.5%1.04750.5%3.19567.2
Face-to-face survey1252.4%72334.9%84814.7
Total sample5.181100.0%2.074100.0%7.25571.4
Source: Based on Idescat (2013)

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