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. 2012 Aug 2;9(8):2742–2757. doi: 10.3390/ijerph9082742

Table 9.

ANOVA of relationships between age and risk perception and level of risk reduction preferences.

Variables Sum of Squares df Mean Square F p-Value Scheffe Post hoc Test
Risk perception 152.675 4 38.169 2.647 0.033 * 2,3,4 > 1
7,311.004 507 14.420
7,463.680 511
Level of risk reduction preferences 1,773.605 4 443.401 8.973 0.000 ** 2,3,4 > 1,5
25,053.137 507 49.414
26,826.742 511

* p < 0.05; ** p < 0.01; Scheffe Post hoc Test: 1: Younger than 25; 2: 26~35 age; 3: 36~45 age; 4: 46~55 age; 5: 56 and older.