Table 1 Survey variables according to age groups means (SD) for continuous variables, n (%) for categorical variables

n = 645

n = 393

n = 164

BMI (Kg/m²)

25.91(4.56)

26.61(4.36)(a*)

25.88(4.09)

Weight change (Kg)

.54(1.91)

.45(1.71)

.44(2.39)

Female (%)

463(71.8)

255(64.9)

103(63.2)

Male (%)

182(28.2)

138(35.1)

60(36.8)

Not-active

168(26.0)

124(19.2)

353(54.7)

Insufficiently active

89(22.6)

60(15.3)

244(62.1)

Active

49(30.1)

21(12.9)

93(57.1)

 Positive acceptance of change

3.05(0.74)(c*)

2.97(0.73)

2.86(0.86)

 Personal ability, self-competence, and self-control

3.07(0.71)(c*)

2.98(0.74)

2.88(0.82)

 PANAS-positive

2.83(0.82)

2.76(0.80)

2.72(0.91)

 PANAS-negative

1.95(0.77)(c***)

1.87(0.68)

1.71(0.62)

 Depression symptoms

2.01(0.65)(b**,c***)

1.87(0.61)

1.73(0.63)