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. 2011 Jan 17;2010:326124. doi: 10.1155/2010/326124

Table 1.

The quantity (in mlwt%) of Ni, Cr, and Fe in the cementum of the mesial root of primary molars.

Ni Cr Fe
SSC Intact P SSC Intact P SSC Intact P
Mean 0.86 0.16 <.0001 0.59 0.11 <.0001 1.13 0.20 <.0001
N 17 17 17 17 17 17
SD 0.42 0.10 0.37 0.07 0.77 0.13
Min 0.40 0.00 0.20 0.00 0.40 0.00
Max 1.50 0.30 1.70 0.20 2.70 0.40

Note. SSC: molars covered with stainless steel crowns, Intact: intact molars, P: P value, N: number of molars examined, and SD: standard deviation.