Table 1 Characteristics of the analytic sample in baseline and follow-up survey.

From: Residential relocation and obesity after a natural disaster: A natural experiment from the 2011 Japan Earthquake and Tsunami

 

Displaced respondents (n = 208)

Non-displaced respondents (n = 3,359)

Baseline

Follow-up

Baseline

Follow-up

n

%

n

%

n

%

n

%

BMI (WHO criterion for Asian)

Underweight (<18.5)

6

2.9

12

5.8

147

4.4

210

6.3

Normal range (18.5–22.9)

70

33.7

72

34.6

1274

37.9

1361

40.5

Over weight (23–24.9)

57

27.4

41

19.7

822

24.5

786

23.4

Obesity (≥25.0)

52

25.0

73

35.1

905

26.9

894

26.6

Missing

23

11.0

10

4.8

211

6.3

108

3.2

Total

208

100

208

100

3359

100

3359

100

Closest distance to a supermarket

<0.5 km

6

2.8

21

10.1

624

18.6

624

18.6

>0.5 km –1.0 km

23

11.1

93

44.7

1475

43.9

1475

43.9

>1.0 km–2.0 km

5

2.4

82

39.4

424

12.6

424

12.6

>2.0 km

174

83.7

12

5.8

836

24.9

836

24.9

Missing

0

0.0

0

0.0

0

0.0

0

0.0

Total

208

100

208

100

3359

100

3359

100

Closest distance to a bar

<0.5 km

23

11.0

53

25.5

1693

50.5

1613

48.1

>0.5 km –1.0 km

12

5.8

36

17.3

891

26.5

905

26.9

>1.0 km–2.0 km

6

2.9

110

52.9

166

4.9

208

6.2

>2.0 km

167

80.3

9

4.3

609

18.1

633

18.8

Missing

0

0.0

0

0.0

0

0.0

0

0.0

Total

208

100

208

100

3359

100

3359

100

Closest distance to a fast food outlet

<0.5 km

11

5.2

52

25.0

1094

32.6

1275

38.0

>0.5 km –1.0 km

16

7.7

131

63.0

1177

35.0

954

28.3

>1.0 km–2.0 km

13

6.3

15

7.2

465

13.8

480

14.3

>2.0 km

168

80.8

10

4.8

623

18.6

650

19.4

Missing

0

0.0

0

0.0

0

0.0

0

0.0

Total

208

100

208

100

3359

100

3359

100

Closest distance to a convenience store

<0.5 km

32

15.3

66

31.6

1114

33.1

1879

55.9

>0.5 km –1.0 km

59

28.4

28

13.5

1457

43.4

856

25.6

>1.0 km–2.0 km

33

15.9

112

53.9

595

17.7

448

13.3

>2.0 km

84

40.4

2

1.0

193

5.8

176

5.2

Missing

0

0.0

0

0.0

0

0.0

0

0.0

Total

208

100

208

100

3359

100

3359

100

Loss of relatives and/or friends in the disaster a

No

  

61

29.3

  

2106

62.7

Yes

  

142

68.3

  

1187

35.3

Missing

  

5

2.4

  

66

2.0

Total

  

208

100

  

3359

100

Age

        

65–74 year

121

58.2

89

42.8

2006

59.7

1409

42.0

75– year

87

41.8

119

57.2

1353

40.3

1950

58.0

Missing

0

0.0

0

0.0

0

0.0

0

0.0

Total

208

100

208

100

3359

100

3359

100

Equivalized income

<2.0 million JPY

105

50.5

106

51.0

1317

39.2

1480

44.0

≥2.0 million JPY

55

26.4

47

22.6

1434

42.7

1353

40.3

Missing

48

23.1

55

26.4

608

18.1

526

15.7

Total

208

100

208

100

3359

100

3359

100

Bereavement or divorce

No

128

61.6

119

57.2

2332

69.4

2230

66.3

Yes

56

26.9

79

38.0

864

25.7

1013

30.2

Missing

24

11.5

10

4.8

163

4.9

116

3.5

Total

208

100

208

100

3359

100

3359

100

Employment Status

Not working

129

62.0

168

80.8

2450

72.9

2837

84.5

Working

36

17.3

26

12.5

524

15.6

420

12.5

Missing

43

20.7

14

6.7

385

11.5

102

3.0

Total

208

100

208

100

3359

100

3359

100

Living alone

No

181

87.0

174

83.7

404

12.0

449

13.4

Yes

15

7.2

25

12.0

475

14.2

512

15.2

Missing

12

5.8

9

4.3

156

4.6

47

1.4

Total

208

100

208

100

3359

100

3359

100

Current drinking

No

139

66.8

149

71.6

2070

61.6

2273

67.7

Yes

56

26.9

56

26.9

1221

36.4

1065

31.7

Missing

13

6.3

3

1.5

68

2.0

21

0.6

Total

208

100

208

100

3359

100

3359

100

Current smoking

No

146

70.2

179

86.1

2621

78.0

3087

91.9

Yes

36

17.3

26

12.5

467

13.9

252

7.5

Missing

26

12.5

3

1.4

271

8.1

20

0.6

Total

208

100

208

100

3359

100

3359

100

Eating vegetable and fruit

Twice a day or more

108

51.9

76

36.5

1742

51.9

1574

46.9

Once a day

56

26.9

86

41.4

1034

30.8

1183

35.2

One to six times a week

36

17.3

37

17.8

531

15.8

558

16.6

Less than once a week

5

2.4

4

1.9

14

0.4

17

0.5

Missing

3

1.5

5

2.4

38

1.2

27

0.8

Total

208

100

208

100

3359

100

3359

100

Eating meat and fish

Twice a day or more

14

6.7

17

8.2

385

11.5

416

12.4

Once a day

71

34.1

81

38.9

1233

36.7

1392

41.4

One to six times a week

106

51.0

99

47.6

1631

48.6

1480

44.1

Less than once a week

10

4.8

6

2.9

49

1.5

48

1.4

Missing

7

3.4

5

2.4

61

1.7

23

0.7

Total

208

100

208

100

3359

100

3359

100

Depressive symptoms

Low risk

96

46.2

84

40.4

1994

59.4

1988

59.2

High risk

77

37.0

86

41.4

907

27.0

941

28.0

Missing

35

16.8

38

18.2

458

13.6

430

12.8

Total

208

100

208

100

3359

100

3359

100

Walking time per day

90 minute and over

31

14.8

21

10.1

404

12.1

449

13.4

60 to 89 minute

18

8.7

22

10.6

475

14.1

512

15.2

30 to 59 minute

47

22.6

68

32.7

1136

33.8

1159

34.5

Under 30 minute

96

46.2

90

43.3

1188

35.4

1192

35.5

Missing

16

7.7

7

3.4

156

4.6

47

1.4

Total

208

100

208

100

3359

100

3359

100

Parks or sidewalks suitable for exercise or walking in neighborhood

Many

26

12.5

27

12.9

187

5.6

211

6.3

Some

109

52.4

110

52.9

883

26.3

867

25.8

Few

48

23.1

35

16.8

1,822

54.2

1,842

54.8

None

11

5.3

8

3.9

291

8.7

245

7.3

Missing

14

6.7

28

13.5

176

5.2

194

5.8

Total

208

100

208

100

3,359

100

3,359

100

Unwalkable environmental features in neighborhood: bumps or slopes

Many

5

2.3

3

1.4

387

11.5

450

13.4

Some

49

23.6

38

18.3

1,868

55.6

1,960

58.4

Few

112

53.9

108

51.9

826

24.6

720

21.4

None

26

12.5

27

13.0

108

3.2

85

2.5

Missing

16

7.7

32

15.4

170

5.1

144

4.3

Total

208

100

208

100

3,359

100

3,359

100

Roads or intersections posing a high risk of traffic accidents in neighborhood

Many

24

11.5

12

5.7

32

1.0

87

2.5

Some

103

49.5

80

38.5

841

25.0

1,063

31.7

Few

62

29.8

78

37.5

1,894

56.4

1,759

52.4

None

7

3.4

8

3.9

421

12.5

301

9.0

Missing

12

5.8

30

14.4

171

5.1

149

4.4

Total

208

100

208

100

3,359

100

3,359

100

Sex b

Male

79

38.0

  

1,473

43.9

  

Female

129

62.0

  

1,886

56.1

  

Missing

0

0.0

  

0

0.0

  

Total

208

100

  

3,359

100

  

Educational attainment c

9 years and under

129

62.0

  

1,101

32.8

  

10 years and over

67

32.2

  

2,132

63.4

  

Missing

12

5.8

  

126

3.8

  

Total

208

100

  

3,359

100

  
  1. aEmpty cells at baseline due to unmeasured data before the disaster.
  2. Abbreviations: JPY, Japanese Yen.
  3. b,cEmpty cells at baseline due to time-invariant variables.