Sociodemographic characteristics
chronic disease, 65,000–103,999
SECONDARY, CHRONIC DISEASE
Participant demographics including gender, age, location (Adelaide, Rockhampton, Bundaberg), marital status (single or married/in a relationship), height and weight (to calculate Body Mass Index [BMI]), English as main language (yes or no), education level (primary, secondary, tech college or university), employment (fulltime, part time or not working), pre-tax household income (< A$41,599, A$41,000–64,999, A$65,000–103,999 or A$104,000 +) and chronic disease diagnosis (yes or no) were measured at baseline. Frequency of internet use (one to several times a week, once a day, several times a day) was measured at baseline in addition to internet self-efficacy assessed via the valid and reliable Internet self-efficacy scale [