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Tableau 5

Statistiques descriptives de PDLtotal et la dose efficace en fonction des variables indépendantes.

Descriptive statistics of PDLtotal and the effective dose according to the independent variables.

    PDLtotal (mGy.cm)   Dose efficace (mSv)  


    Moyenne Erreur std Moyenne Erreur std




    2012,80 78,77 30,51 1,18
Sexe F 1979,50 107,14 30,08 1,62
  M 2058,78 116,38 31,09 1,74
Âge < 20 2100,55 304,84 31,66 4,47
  [20–40] 1847,61 245,66 27,61 3,68
  [41–60] 1863,34 110,88 28,51 1,69
  > 60 2312,13 123,02 34,82 1,85
Nombre d’acquisitions 1a 1309,88a 217,53a 19,66a 3,32a
  2 2028,63 106,92 30,40 1,61
  3 1989,34 166,05 29,78 2,48
  ≥ 4 2390,43 170,75 38,00 2,23
a

La diminution de nombre d’acquisitions participe à la diminution de la dose : pour une acquisition, les valeurs sont basses.

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