Correlates of physical activity and sedentary behaviour in the Thai population: a systematic review

BMC Public Health

Table 1 Rules applied to classify correlates of physical activity

Percentage of studies (%)^a	Code describing the association between a correlate and PA or SB^b	Meaning of the code
0 - 59	?	Mostly non-significant, indeterminate, or inconsistent associations
60 - 100	+ or –	Mostly positive (+), or negative (–) associations

^aPercentage of studies showing positive, negative, or non-significant association
^bWhen four or more studies showed positive or negative association, the summary results were coded as ++, and --, respectively. The code “??” denoted a frequently studied correlate whose association with PA or SB was largely inconsistent across the studies

ISSN: 1471-2458