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Table 5 Health-related quality of life and mental health indicators according to individual exposure to the Prestige oil-spill

From: Health-related quality of life and mental health in the medium-term aftermath of the Prestige oil spill in Galiza (Spain): a cross-sectional study

  Unaffected (n = 865) Slightly affected (n = 1408) OR1 95% CI1 p Seriously affected (n = 427) OR2 95% CI2 p
  N % N %     N %    
SF-36             
   Physical functioning             
S.W.S.S.3 220 25.70 299 21.37 0.99 0.77 – 1.26 0.909 73 17.26 0.93 0.63 – 1.38 0.073
   Role-physical             
S.W.S.S.3 122 14.25 180 12.87 0.92 0.69 – 1.22 0.562 53 12.53 0.93 0.61 – 1.44 0.774
   Bodily pain             
S.W.S.S.3 320 37.38 559 39.96 1.29 1.05 – 1.57 0.013 154 36.41 1.29 0.95 – 1.74 0.098
   General health             
S.W.S.S.3 260 30.37 414 25.59 1.00 0.80 – 1.25 0.986 129 30.50 0.96 0.69 – 1.32 0.789
   Vitality             
S.W.S.S.3 121 14.14 173 12.37 0.88 0.65 – 1.18 0.388 46 10.87 0.92 0.59 – 1.45 0.725
   Social functioning             
S.W.S.S.3 189 22.08 273 19.51 0.79 0.62 – 1.00 0.055 76 17.97 0.74 0.51 – 1.06 0.104
   Role-emotional             
S.W.S.S.3 68 7.94 104 7.43 0.86 0.59 – 1.23 0.408 30 7.09 0.80 0.46 – 1.38 0.417
   Mental health             
S.W.S.S.3 180 21.30 330 23.59 1.06 0.83 – 1.35 0.631 96 22.70 1.00 0.70 – 1.43 0.993
GHQ-28             
   Somatic Symptoms             
Cases 27 3.12 29 2.07 0.60 0.34 – 1.09 0.093 9 2.12 0.61 0.25 – 1.47 0.268
   Anxiety and insomnia             
Cases 20 2.31 40 2.85 0.10 0.60 – 2.01 0.762 14 3.29 1.36 0.59 – 3.16 0.472
   Severe depression             
Cases 2 0.23 5 0.36 1.35 0.21 – 8.55 0.752 1 0.24 1.05 0.06 – 18.96 0.973
   Social dysfunction             
Cases 11 1.27 18 1.28 0.87 0.37 – 2.07 0.755 4 0.94 0.59 0.16 – 2.21 0.432
HADS             
   Anxiety             
Cases (prob+conf)* 87 10.06 150 10.65 1.04 0.76 – 1.44 0.786 44 10.3 1.14 0.71 – 1.86 0.576
Cases (conf)** 39 4.51 59 4.19 0.85 0.53 1.36 0.496 18 4.22 0.81 0.39 – 1.67 0.572
   Depression             
Cases (prob+conf)* 33 3.82 40 2.84 0.67 0.38 – 1.16 0.150 9 2.11 0.57 0.21 – 1.33 0.176
Cases (conf)* 10 1.16 11 0.78 0.86 0.32 – 2.32 0.771 4 0.94 1.60 0.38 – 6.78 0.527
GADS             
   Anxiety             
Cases 112 12.95 179 12.71 0.92 0.69 – 1.24 0.602 49 11.48 0.88 0.56 – 1.38 0.582
   Depression             
Cases 75 8.67 110 7.81 0.71 0.48 – 1.03 0.071 26 6.09 0.47 0.26 – 0.85 0.012
  1. 1 OR: OR – 95% CI = odds ratio (slightly affected versus unaffected) adjusted for residential exposure, age, sex, work status, education, smoking, hours of sleep daily and number of chronic diseases -95% confidence interval.
  2. 2 OR: OR – 95% CI = odds ratio (seriously affected versus unaffected) adjusted for residential exposure, age, sex, work status, education, smoking, hours of sleep daily and number of chronic diseases. -95% confidence interval.
  3. 3 Subjects with suboptimal scores
  4. * Probable (prob) and confirmed (conf) cases included.
  5. ** Only confirmed (conf) cases included