Perceived as obese % (n)

Perceived as not obese % (n)

Total

% (n)

p-value

Desire for body shape

Become fat

Maintain the current shape

Become slim

0 (0)

3.2 (5)

96.8 (153)

6.5 (7)

38.3 (41)

55.1 (59)

2.6 (7)

17.4 (46)

80.0 (212)

<0.001

Reason of weight loss

For health

For beauty

15.4 (23)

84.6 (126)

6.9 (4)

93.1 (54)

13.0 (27)

87.0 (180)

0.075

Period of concerning with body

In elementary school

In junior high school

In high school

In university

None

19.5 (31)

30.8 (49)

44.0 (70)

5.7 (9)

0 (0)

12.8 (14)

30.3 (33)

32.1 (35)

11.9 (13)

12.8 (14)

16.8 (45)

30.6 (82)

39.2 (105)

8.2 (22)

5.2 (14)

<0.001

Concern with dieting

Yes

No

95.6 (151)

4.4 (7)

64.2 (70)

35.8 (39)

82.8 (221)

17.2 (46)

<0.001

Dieting experiences

Yes

No

87.3 (138)

12.7 (20)

63.0 (68)

37.0 (40)

77.4 (206)

22.6 (60)

<0.001

Main method of dieting

Exercise

Diet restriction

19.8 (25)

80.2 (101)

29.5 (18)

70.5 (43)

23.0 (43)

77.0 (144)

0.100

Period to start dieting first

In elementary school

In junior high school

In high school

In university

4.4 (6)

25.0 (34)

55.1 (75)

15.4 (21)

2.9 (2)

29.4 (20)

47.1 (32)

20.6 (14)

3.9 (8)

26.5 (54)

52.5 (107)

17.2 (35)

0.604

Current exercise habits

Habitual

Not habitual

12.6 (20)

87.4 (139)

14.7 (16)

85.3 (93)

13.4 (36)

86.6 (232)

0.374

Feeling lack of exercise

Lack of exercise

Not lack of exercise

95.6 (151)

4.4 (7)

90.8 (99)

9.2 (10)

93.6 (250)

6.4 (17)

0.097

Will to increase daily exercise

Try to increase

Do not try to increase

53.5 (85)

46.5 (74)

42.2 (46)

57.8 (63)

51.1 (137)

48.9 (131)

0.046