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. 2016 Feb 9;89(1060):20151055. doi: 10.1259/bjr.20151055

Table 2.

Effect of exposure (protocol)

Exposure protocol Reference Sinusitis Ultralow dose I Ultralow dose II Ultralow dose III Ultralow dose IV
Reference 0 3 6 7 4
Sinusitis 0 2 4 6 5
Ultralow dose I 3 2 0 3 6
Ultralow dose II 6 4 0 0 5
Ultralow dose III 7 6 3 0 4
Ultralow dose IV 4 5 6 5 4

Comparison of Gray values for six scanned materials using Dunn's multiple comparison test.

For each pair of exposure protocols, pairwise comparisons were made for each reconstruction technique (n = 7).

The total number of significant comparisons (α = 0.05), out of seven, are shown.