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. 2021 Dec 14;16(12):e0261261. doi: 10.1371/journal.pone.0261261

Table 2. Factor loading of principal component analysis (PCA) in Brazilian adolescents.

Study of Cardiovascular Risks in Adolescents (ERICA), Brazil, 2013–2014.

Lifestyle characteristics Pattern 1 Pattern 2 Pattern 3 KMO
Consumption of ultra-processed foods 0.576 * -0.306 0.266 0.509
Consumption of unprocessed or minimally processed foods -0.548 * 0.321 -0.317 0.507
Water consumption -0.259 0.199 0.626 * 0.516
Physically active -0.125 0.294 0.642 * 0.505
Consumption of alcoholic beverages 0.386 0.579 * -0.108 0.507
Smoking 0.370 0.585 * -0.115 0.507
Eigenvalue 1.5 1.3 1.1 -
Explained variance (%) 24.3 22.0 18.6 -
Cumulative variance explained (%) 24.3 46.3 64.8 -
Overall - - - 0.508

KMO, Kaiser-Meyer-Olkin.

*Factor loading > |0.3| made up the lifestyle patterns for the logistic regression analysis.