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Table 3 Correlation coefficients for each of the analysis software metrics compared to photographic TF score (n = 553)

From: Dental fluorosis in populations from Chiang Mai, Thailand with different fluoride exposures - Paper 2: The ability of fluorescence imaging to detect differences in fluorosis prevalence and severity for different fluoride intakes from water

Software analysis metric

Spearman’s rho

Convex hull software

Existing technique

Area

0.66**

0.59**

ΔF

0.54**

0.30**

ΔQ

0.65**

0.56**

  1. ** Correlation is significant at the 0.01 level (2-tailed).