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Table 4 Odds ratio (OR) and 95% confidence interval (CI) for awareness of the recognition level of the meanings of eight technical issues regarding radiation

From: Level of perception of technical terms regarding the effect of radiation on the human body by residents of Japan

 

Knowa/N (%)

Crude OR (95% CI)b

p

Adjusted OR (95% CI)c

p

Sex

Female

164/482

(34.0)

1 (reference)

 

1 (reference)

 

Male

233/548

(42.5)

1.434 (1.113–1.848)

0.005

1.175(0.869–1.589)

0.295

Age

20–29

24/86

(27.9)

1 (reference)

 

1 (reference)

 

30–39

77/213

(36.2)

1.463 (0.846–2.530)

0.174

1.230 (0.692–2.186)

0.480

40–49

137/330

(41.5)

1.834 (1.091–3.083)

0.022

1.576 (0.906–2.742)

0.108

50–59

103/255

(40.4)

1.751 (1.027–2.984)

0.040

1.485 (0.834–2.642)

0.179

60–69

44/111

(39.6)

1.697 (0.926–3.108)

0.087

1.450 (0.752–2.795)

0.268

≥ 70

12/35

(34.3)

1.348 (0.581–3.129)

0.487

1.071 (0.435–2.636)

0.881

Education

Junior high school

8/21

(38.1)

1 (reference)

 

1 (reference)

 

High school

108/310

(34.8)

0.869 (0.349–2.161)

0.762

0.833 (0.313–2.212)

0.713

College/vocational school

77/218

(35.3)

0.887 (0.352–2.235)

0.800

0.874 (0.322–2.369)

0.791

University

172/431

(39.9)

1.079 (0.438–2.658)

0.868

1.083 (0.409–2.864)

0.873

Graduate school

32/50

(64.0)

2.889 (1.008–8.282)

0.048

3.083 (0.997–9.541)

0.051

Income (JPY)

Less than 2,000,000

44/123

(35.8)

1 (reference)

 

1 (reference)

 

2,000,000–4000,000

98/273

(35.9)

1.005 (0.645–1.567)

0.981

1.163 (0.724–1.868)

0.532

4000,000–6000,000

106/282

(37.6)

1.081 (0.696–1.680)

0.728

1.198 (0.747–1.922)

0.454

6000,000–8,000,000

81/186

(43.5)

1.385 (0.867–2.214)

0.173

1.373 (0.824–2.286)

0.223

> 8,000,000

68/166

(41.0)

1.246 (0.770–2.016)

0.371

1.238 (0.729–2.103)

0.429

Residence

Aichi

38/173

(22.0)

1 (reference)

 

1 (reference)

 

Nagasaki

58/170

(34.1)

1.840 (1.139–2.972)

0.013

1.977 (1.207–3.237)

0.007

Hiroshima

65/171

(38.0)

2.179 (1.356–3.500)

0.001

2.171 (1.337–3.525)

0.002

Tokyo

60/171

(35.1)

1.920 (1.191–3.096)

0.007

1.903 (1.168–3.102)

0.010

Miyagi

67/172

(39.0)

2.267 (1.413–3.637)

0.001

2.326 (1.436–3.770)

0.001

Fukushima

109/173

(63.0)

6.051 (3.766–9.721)

< 0.000

6.492(3.994–10.551)

< 0.000

  1. N the number of subjects for the category
  2. aThe score of the recognition level of the 20 technical terms regarding radiation was summed, and 61 was adopted as the cut-off level. This means 61 or more of the total recognition level of the 20 technical terms regarding radiation were defined as “know”
  3. bCrude odds ratio and 95% confidence interval
  4. cAdjusted odds ratio for sex, age, education, income, residence, and 95% confidence interval
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Environmental Health and Preventive Medicine

ISSN: 1347-4715

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