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. 2020 Mar 10;17:34. doi: 10.1186/s12966-020-00925-8

Fig. 4.

Fig. 4

Self-reported daily average leisure video game time in youth and young adults across survey years. Legend: E – Interpret estimate with caution due to high sampling variability. Data sources: Canadian Community Health Survey Annual – Core content (CCHS core; 2007–2008, 2011–2012); Canadian Community Health Survey Annual – Optional content (CCHS optional; 2000–01, 2003, 2005, 2009, 2010, 2013, 2014, 2015, 2016); Canadian Community Health Survey – Nutrition Focus Survey (CCHS Nutrition; 2004, 2015); Canadian Health Measures Survey (CHMS; 2007–2009, 2009–2011, 2012–2013, 2014–2015, 2016–2017); Health Behaviour in School-Aged Children study (HBSC; 1990, 1994, 1998, 2002, 2006, 2010, 2014). Only surveys with the same questions and responses have been joined by solid lines