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Table 2 Exploratory Factor Analysis of the OPQoL-brief questionnaire – Rotated Component Matrix. Estimates for factor loadings, extraction sums of squared loadings and Cronbach’s alpha

From: Assessing quality of life in older adults: psychometric properties of the OPQoL-brief questionnaire in a nursing home population

Model-1 (3 factors, 13 items)
OPQoL1 I enjoy my life overall.489.565.706
OPQoL2 I look forward to things .713.632
OPQoL3 I am healthy enough to get out and about.505.367.501
OPQoL4 My family, friends or neighbours will help me if needed .569.634
OPQoL5 I have social or leisure activities/hobbies that I enjoy doing .807 
OPQoL6 I try to stay involved with things .800 
OPQoL7 I am healthy enough to have my independence.701  
OPQoL8 I can please myself what I do.576.520.455
OPQoL9 I feel safe where I live.525 .617
OPQoL10 I get pleasure from my home.719 .347
OPQoL11 I take life as it comes and make the best of things.601 .591
OPQoL12 I feel lucky compared to most people.690 .340
OPQoL13 I have enough money to pay for household bills  .684
Cumulative % of total variance explained34.96748.19956.326
Cronbach’s Alpha (number of items).75 (6).66 (3).62 (4)
  1. Extraction Method: Principal Component Analysis. Rotation Method: Promax with Kaiser Normalization. Values< 0.32 are suppressed. Model-1: Three components extracted based on Eigenvalue > 1. Total variance explained: 54,325. Rotation converged in 8 iterations. Listwise N = 181