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Table 1 Absorbed doses (mGy)

From: Low-dose protocol of the spiral CT in orthodontics: comparative evaluation of entrance skin dose with traditional X-ray techniques

X-ray technique Right eye lens Left eye lens Right parotid gland Left parotid gland Right thyroid gland Left thyroid gland
  Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
LC 0.06 0.012 0.09 0.021 0.04 0.0098 0.3 0.052 0.06 0.013 0.07 0.017
PAC 0.28 0.04 0.31 0.056 0.03 0.0087 0.05 0.011 0.07 0.018 0.04 0.009
PR 0.07 0.016 0.08 0.019 0.52 0.14 0.49 0.12 0.08 0.039 0.07 0.0195
LC + PAC + PR 0.41 0.097 0.48 0.101 0.59 0.158 0.84 0.32 0.21 0.097 0.18 0.022
Low-dose CT 0.57 0.11 0.58 0.12 0.78 0.289 0.79 0.30 0.18 0.081 0.17 0.067
  1. For each X-ray technique and organ, the doses have been registered five times. The mean value and the standard deviation (SD) are reported.
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