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Table 2 Principal component analysis and standardized scores of health hazards (n = 9,847).

From: Risk perception and priority setting for intervention among hepatitis C virus and environmental risks: a cross-sectional survey in the Cairo community

Attributes* and loadings after varimax rotation Factor 1 Factor 2 Factor 3
  "Severe risk in the long run" "Severe risk in the short run" "Uncontrollable risk"
   Out-of-pocket costs in the long run 0.91 0.14 -0.01
   Work absenteeism in the long run 0.90 0.13 -0.02
   Severity in the long run 0.90 0.15 0.02
   Out-of-pocket costs in the short run 0.13 0.91 0.02
   Severity in the short run 0.13 0.88 0.05
   Work absenteeism in the short run 0.14 0.86 0.05
   Difficulty to avoid health hazard 0.05 0.08 0.75
   Undervaluation of intervention reducing health hazard by 50% -0.16 -0.04 0.71
   Mistrust in MOHP to provide intervention 0.04 0.03 0.35
Variance explained by each factor, % 35.9 19.7 12.9
Standardized scores on principal components, mean (SD)    
   Hepatitis C virus (n = 3,277) 0.090 (0.897) 0.358 (1.063) -0.173 (1.031)
   Outdoor air pollution (n = 3,286) 0.055 (0.964) 0.033 (0.937) 0.368 (0.804)
   Unsafe water (n = 3,284) -0.145 (1.111) -0.392 (0.841) -0.194 (1.042)
  1. * Attributes are coded so that high value pertains to greater risk severity.
  2. Abbreviations: MOHP: Egyptian Ministry of Health and Population