Table 4 Comparison of the participants’ access time to the needs post-earthquake and probable severe PTSD severity

Post-earthquake search and rescue

First 24 h

39

51.3

37

48.7

0.502

0.390

First 48 h

22

55.0

18

45.0

First 72 h

14

38.9

22

61.1

After the first 72 h

44

46.8

50

53.2

Food supply

First 24 h

44

54.3

37

45.7

0.367

0.106

First 48 h

35

50.7

34

49.3

First 72 h

8

38.1

13

61.9

After the first 72 h

32

42.7

43

57.3

Drinking water supply

First 24 h

66

55.5

53

44.5

0.185

0.043

First 48 h

19

43.2

25

56.8

First 72 h

11

44.0

14

56.0

After the first 72 h

23

39.7

35

60.3

Potable water supply

First 24 h

41

55.4

33

44.6

0.045

0.015

First 48 h

24

55.8

19

44.2

First 72 h

17

56.7

13

43.3

After the first 72 h

37

37.4

62

62.6

Toilet facilities

First 24 h

57

54.3

48

45.7

0.045

0.015

First 48 h

20

55.6

16

44.4

First 72 h

10

58.8

7

41.2

After the first 72 h

32

36.4

56

63.6

Shelter facilities

First 24 h

44

62.0

27

38.0

0.004

0.002

First 48 h

13

46.4

15

53.6

First 72 h

17

63.0

10

37.0

After the first 72 h

45

37.5

75

62.5

Heating facilities

First 24 h

44

62.0

27

38.0

0.001

< 0.001

First 48 h

22

62.9

13

37.1

First 72 h

14

46.7

16

53.3

After the first 72 h

39

35.5

71

64.5

Clothing supply

First 24 h

24

57.1

18

42.9

< 0.001

< 0.001

First 48 h

27

69.2

12

30.8

First 72 h

24

64.9

13

35.1

After the first 72 h

44

34.4

84

65.6

Healthcare services

First 24 h

26

65.0

14

35.0

0.009

0.001

First 48 h

19

65.5

10

34.5

First 72 h

16

48.5

17

51.5

After the first 72 h

58

40.3

86

59.7