From:  Effect of a smartphone-based educational toolkit on behavioural outcomes in personal care product use: a randomized controlled trial

 Baseline sociodemographic characteristics (n = 101)a.

CharacteristicsControl (n = 50)Intervention (n = 51)Total (n = 101)
Age (years)b21.22 ± 4.0521.57 ± 4.1021.40 ± 4.06
Ethnicityb
    Caucasian origins10 (20.0)7 (13.7)17 (16.8)
    African origins6 (12.0)5 (9.8)11 (10.9)
    Asian origins24 (48.0)30 (58.8)54 (53.5)
    Other origins10 (20.0)9 (17.6)19 (18.8)
Incomeb
    Below/Equal LICOc10 (20.0)14 (27.5)24 (23.8)
    Above LICOc34 (68.0)35 (68.6)69 (68.3)
    Prefer not to say6 (12.0)2 (3.9)8 (7.9)
Place of residenceb
    Greater Toronto area38 (76.0)41 (80.4)79 (78.2)
    Other12 (24.0)10 (19.6)22 (21.8)
Place of birthb
    Canada32 (64.0)35 (68.6)67 (66.3)
    Other18 (36.0)16 (31.4)34 (33.7)
Personal chemical sensitivity diagnosisb
    Yes/Maybe16 (32.0)15 (29.4)31 (30.7)
    No34 (68.0)36 (70.6)70 (69.3)
Household chemical sensitivity diagnosisb
    Yes/Maybe16 (32.0)20 (39.2)36 (35.6)
    No34 (68.0)31 (60.8)65 (64.4)

a: No statistically significant differences were reported in the baseline sociodemographic characteristics of the control and intervention groups; b: Continuous variables were reported as mean and standard deviations. Categorical data were presented as frequency and percentage; c: LICO stands for low-income cut-off.