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Table 2 Participants’ characteristics

From: Breast cancer patient delay in Fukushima, Japan following the 2011 triple disaster: a long-term retrospective study

Characteristic

Pre-disaster (N = 122)

Post-disaster (N = 97)

P-value

Age (N, %)

  

0.74

 –50]

25 (20.5)

16 (16.5)

 

 (50–65]

41 (33.6)

33 (34.0)

 

 (65–

56 (45.9)

48 (49.5)

 

Engaged in a full-time job (N, %)

24 (19.7)

22 (22.7)

0.59

Number of cohabitant family membersa (median, range)

2 (0–7)

1 (0–6)

<0.05

Living with a partner (N, %)

  

0.23

 Yes

66 (54.1)

63 (65.0)

 

 No

50 (41.0)

34 (35.1)

 

 Missing

6 (4.9)

0 (0.0)

 

Living with children (N, %)

  

<0.05

 Yes

72 (59.0)

46 (47.4)

 

 No

44 (36.1)

51 (52.6)

 

 Missing

6 (4.9)

0 (0.0)

 

Presence of lump (N, %)

106 (86.9)

91 (93.8)

0.09

Hormone receptor (N, %)

  

<0.001

 Positive

80 (65.6)

89 (91.8)

 

 Negative

37 (30.3)

8 (8.3)

 

 Missing

5 (4.1)

0 (0.0)

 

Stage (N, %)

  

0.22

 0

11 (9.0)

5 (5.2)

 

 I

33 (27.1)

29 (29.9)

 

 II

48 (39.3)

42 (43.3)

 

 III

27 (22.1)

14 (14.4)

 

 IV

3 (2.5)

7 (7.2)

 

ASA Physical classification system (N, %)

  

0.52

 Normal healthy patient

59 (48.4)

40 (41.2)

 

 Patient with mild systemic disease

50 (41.0)

47 (48.5)

 

 Patient with severe systemic disease

13 (10.7)

10 (10.3)

 

Body mass index (kg/m2, N, %)

  

0.33

 –25]

75 (61.5)

62 (63.9)

 

 (25–30]

29 (23.8)

28 (28.9)

 

 (30–

14 (11.5)

6 (6.2)

 

 Missing

4 (3.3)

1 (1.0)

 

History of benign breast disease (N, %)

7 (5.7)

6 (6.2)

0.89

History of breast cancer (N, %)

2 (1.6)

2 (2.1)

1.00

Undertook mammography screening within past two years (N, %)

15 (12.3)

12 (12.4)

0.99

Family history of any cancer (N, %)

  

0.46

 Yes

50 (41.0)

46 (47.4)

 

 No

68 (55.7)

51 (52.6)

 

 Missing

4 (3.3)

0 (0.0)

 

Hospital (N, %)

  

<0.001

 Minamisoma Municipal General Hospital

14 (11.5)

97 (100)

 

 Watanabe Hospital

108 (88.5)

0 (0.0)

 

Distance from hospital (median (km), range)

3.6 (0.2–47.0)

3.3 (0.2–22.8)

0.68

Referral from other medical providers (N, %)

55 (45.1)

33 (34.0)

0.10

Days from first medical consultation to first examinationb (median, range)

0 (0–1096)

0 (0–676)

0.71

Residential areac (N, %)

  

<0.01

 Non-evacuation zone of So-so District

13 (10.7)

15 (15.5)

 

 Voluntary evacuation zone

71 (58.2)

70 (72.2)

 

 Mandatory evacuation zone

38 (31.2)

12 (12.4)

 

Exempt from medical feesd (N, %)

N/A

82 (84.5)

 

Air dose ratede (average (μSv/h), age)

N/A

0.31 (0.17)

 
  1. aData is missing in five pre-disaster patients
  2. bData is missing in one post-disaster patient
  3. cFor pre-disaster patients, this indicates place of residence at the time of first medical consultation, and for post-disaster patients, indicates place of residence at the time of Japan’s triple disaster
  4. dData is available only among post-disaster patients
  5. eThis indicates approximate air dose rate at home at the time of first medical consultation
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BMC Cancer

ISSN: 1471-2407

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