Table 1.

Descriptive statistics for the overall sample at baseline (N=36).

Demographic and diagnostic measures			Value, n (%)
Gender (male)			22 (61)
Age group (years)
	18-24	1 (3)
	25-34	14 (39)
	35-49	17 (47)
	50-64	4 (11)
	65+	0 (0)
Born in Australia			11 (31)
Smartphone operating system
	Android	16 (44)
	iOS (iPhone)	20 (56)
Employment
	Work full time	25 (69)
	Work part time or casual	6 (17)
	Unemployed	2 (6)
	Full-time student	1 (3)
	Full-time home duties	0 (0)
	Retired	1 (3)
	Other (work cover because of injury)	1 (3)
Past-month problem with gambling activitiesa
	Electronic gaming machines or pokies	27 (75)
	Table games (eg, roulette and poker)	7 (19)
	Horses, harness racing, or grayhound racing	15 (42)
	Sports and event betting	14 (39)
	Number games (eg, lotteries, keno, and bingo)	5 (14)
	Informal private betting	34 (94)
Past-year problem gambling severity (Problem Gambling Severity Index)b
	No-risk gambling (score of 0)	0 (0)
	Low-risk gambling (scores of 1-2)	0 (0)
	Moderate-risk gambling (scores of 3-8)	2 (6)
	Problem gambling (scores of 8 or higher)	34 (94)
Hazardous alcohol use (Alcohol Use Disorders Identified Test-3)c			28 (78)
High psychological distress (Distress thermometer)d			29 (81)

^aParticipants could indicate a problem with more than one gambling activity.

^bThe Problem Gambling Severity Index was used, with scores ranging from 0 to 27.

^cThe Alcohol Use Disorders Identified Test-3 [59] was used to measure hazardous alcohol use, defined as a score of 1 or more (range 0-4).

^dThe Distress thermometer was used to measure psychological distress, defined as a score of 4 or more (range 0-10) [60].