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Table 1 Collected data and measurements applied in the current study

From: Why consumers drink natural wine? Consumer perception and information about natural wine

  Variable Measurement/scale References
Socio-demographics Gender (1 = male; 0 = female)  
Age From 18 to 70  
Education From 1 = primary school to 4 = graduation/master  
Wine drinking frequency   From 1 = at least once a month to 5 = everyday Amato et al. (2017); Annunziata et al. (2016)
N. wine glasses consumed per occasion   Continuous
From 1 to 6
 
Wine involvement 4 items From 1 = strongly disagree to 5 = strongly agree Adapted from Lockshin et al. (2001); Chrysochou et al. (2012)
Attention towards wine labeling information Front label
Back label
From 1 = never pay attention to 5 = always pay attention Mueller et al. (2010); Pomarici et al. (2018)
Natural product interest 6 items From 1 = strongly disagree to 5 = strongly agree Adapted from Roininen et al. (1999)
Self-reported degree of information on Natural wine
Biodynamic wine
Organic wine
From 1 = low informed to 5 = very informed  
Perception of natural wine attributes 7 items From 1 = strongly disagree to 5 = strongly agree Adapted from Roman et al. (2017)
Natural wine consumption   (1 = yes; 0 = no)  
Natural wine consumption frequency   From 1 = at least once a month to 5 = everyday Galati et al. (2019); Migliore et al. (2020)
Natural wine consumption motivations 8items From 1 = not at all important to 5 = very important