A statistical procedure to create a neighborhood socioeconomic index for health inequalities analysis

Table 3 Percentage of variance explained by the two first components of the final PCA, by area

	Lille Métropole	Grand Lyon	Marseille urban unit	Global
1^st component	60.73%	57.79%	57.29%	57.22%
2^nd component	12.13%	16.71%	14.66%	11.45%

ISSN: 1475-9276