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Table 6 Exploratory factor analysis (a) for the Portuguese version of VES-13

From: Vulnerability in elderly patients with gastrointestinal cancer – translation, cultural adaptation and validation of the European Portuguese version of the Vulnerable Elders Survey (VES-13)

VES-13 question

Factor loadings

One Factor Solution

(a) Exploratory factor analysis

Item 1

0.375

Item 2

0.616

Item 3a

0.792

Item 3b

0.800

Item 3c

0.768

Item 3d

0.752

Item 3e

0.788

Item 3f

0.797

Item 4a

0.711

Item 4b

0.556

Item 4c

0.656

Item 4d

0.655

Item 4e

0.731

  1. VES-13 – Vulnerable Elders Survey. Eigenvalue and percentage of variance explained for the one factor solution were 6.405 and 49.27 %, respectively. KMO statistic was 0.905 and Bartlett’s test of sphericity had p < 0.001