Patient-recorded outcome to assess therapeutic efficacy in protoporphyria-induced dermal phototoxicity: a proposal

Table 3 Correlation of the different models to the effectiveness estimates.

Model	Spearman's rs (95%confidence interval)	R²-linear regression
ETFP	0.74 (0.69 to 0.77)	0.40
PTSA	-0.77 (-0.80 to -0.73)	0.50
PDE	-0.78 (-0.81 to -0.74)	0.27
SE&FP	0.54 (0.47 to 0.60)	0.22
SA&P	-0.54 (-0.60 to -0.47)	0.22
E&P&EP	0.81 (0.77 to 0.84)	0.65
pain	-0.73 (-0.77 to -0.69)	0.54
sunlight exposure	0.36 (0.28 to 0.44)	0.10

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