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Table 2 Sample characteristics and descriptive statistics (n = 134)

From: Exploring associations between parental and peer variables, personal variables and physical activity among adolescents: a mediation analysis

Demographic variables % or mean ± SD
Sex, girls (%) 51
Adolescent’s age (mean ± SD, years) 14.11 ± 0.59
Maternal education (%)  
- Low 18
- Medium 41
- High 41
Person who completed parent questionnaire (%)  
- Mother/female carer 84
- Father/male carer 15
- Other 1
Age of responding parent (mean ± SD, years) 45.02 ± 4.72
PA variables  
MVPA on weekdays (mins/day) 45.49 ± 23.65
MVPA on weekend days (mins/day) 30.80 ± 29.63
Parental variables  
Parental co-participation in PA (range 1–6) 2.27 ± 1.12
Parental logistic support for PA (range 1–6) 3.25 ± 1.34
Parental praise of PA (range 1–6) 3.49 ± 1.44
Parental control of PA (range 1–5) 3.23 ± 0.74
Parental concern about PA (range 1–4) 2.04 ± 1.42
Peer variables  
Peer modeling of PA (range 1–5) 2.48 ± 1.14
Peer enjoyment of PA (range 1–5) 2.11 ± 0.97
Peer interest in PA (range 1–5) 3.62 ± 1.23
Peer encouragement of PA (range 1–3) 1.41 ± 0.49
Personal variables  
Self-efficacy to overcome barriers (range 1–5) 3.40 ± 0.81
Perceived internal barriers (range 1–5) 1.88 ± 0.67
Perceived external barriers (range 1–5) 1.85 ± 0.64
  1. SD, standard error; MVPA, moderate- to vigorous physical activity; mins, minutes.