Open Access

Table 2

Topics covered in nuclear-related materials by source.

Total Municipalities Prefectures GOV* EDU* Businesses P-value






n % n % AR n % AR n % AR n % AR n % AR
Disaster Prevention (n = 76)
 About nuclear hazards 66 86.8 43 86.0 -0.3 21 91.3 0.8 2 66.7 -1.1 0.472
 Radiation 57 75.0 35 70.0 -1.4 19 82.6 1.0 3 100.0 1.0 0.305
 Radiation in daily life 58 76.3 34 68.0 -2.4 21 91.3 2.0 3 100.0 1.0 0.058
 Criteria for evacuation advisory 39 51.3 27 54.0 0.6 11 47.8 -0.4 1 33.3 -0.6 0.724
 Information transmission 73 96.1 49 98.0 1.2 22 95.7 -0.1 None applicable 2 66.7 -2.7 None applicable 0.025
 Daily preparations 52 68.4 37 74.0 1.5 14 60.9 -0.9 1 33.3 -1.3 0.219
 Indoor evacuation 75 98.7 49 98.0 -0.7 23 100.0 0.7 3 100.0 0.2 0.768
 Outdoor evacuation 71 93.4 47 94.0 0.3 21 91.3 -0.5 3 100.0 0.5 0.816
 Evacuation and exit inspection 42 55.3 28 56.0 0.2 12 52.2 -0.4 2 66.7 0.4 0.879
 Iodine 57 75.0 43 86.0 3.1 12 52.2 -3.0 2 66.7 -0.3 0.008
Fundamental Knowledge of Radiation (n = 40)
 Radiation 34 85.0 4 100.0 0.9 4 100.0 0.9 12 66.7 -2.9 10 100.0 1.5 4 100.0 0.9 0.071
 Radiation unit 24 60.0 2 50.0 -0.4 3 75.0 0.6 9 50.0 -1.2 7 70.0 0.7 3 75.0 0.6 0.720
 Radiation half-life 27 67.5 3 75.0 0.3 4 100.0 1.5 10 55.6 -1.5 7 70.0 0.2 3 75.0 0.3 0.504
 Health effects 31 77.5 3 75.0 -0.1 4 100.0 1.1 12 66.7 -1.5 9 90.0 1.1 3 75.0 -0.1 0.509
 Dosimetry 33 82.5 3 75.0 -0.4 4 100.0 1.0 14 77.8 -0.7 8 80.0 -0.2 4 100.0 1.0 0.704
 Diet 34 85.0 2 50.0 -2.1 3 75.0 -0.6 16 88.9 0.6 10 100.0 1.5 3 75.0 -0.6 0.168
 Effects on children 18 45.0 2 50.0 0.2 0 0.0 -1.9 8 44.4 -0.1 7 70.0 1.8 1 25.0 -0.8 0.166

χ2 test was performed to calculate adjusted residuals (AR); AR = adjusted residuals.

Significant difference if adjusted residuals are greater than or less than 1.96 (p < 0.05).

* GOV: National Government/Ministry. EDU: Academic Organizations.

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