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Table 3 Item-item correlation, item-total correlations and Cronbach’s alpha coefficients if item deleted for the eight items of the Workplace Social Capital scale

From: Investigation into the metric properties of the workplace social capital questionnaire and its association with self-rated health and psychological distress amongst Greek-Cypriot registered nurses: cross-sectional descriptive study

  2 or 3 factor model Item1 Item2 Item3 Item4 Item5 Item6 Item7 Item8 Item-Total Alpha, if item deleted
Item1 S L 1.0         0.78 0.87
Item2 S L 0.80 1.0        0.81 0.83
Item3 C B 0.40 0.44 1.0       0.75 0.87
Item4 S B 0.34 0.42 0.43 1.0      0.62 0.88
Item5 C B 0.40 0.43 0.66 0.45 1.0     0.73 0.87
Item6 S Br 0.40 0.43 0.53 0.39 0.50 1.0    0.71 0.88
Item7 S Br 0.50 0.48 0.53 0.42 0.44 0.64 1.0   0.74 0.87
Item8 C L 0.69 0.72 0.50 0.41 0.52 0.39 0.47 1.0 0.80 0.86
  Cronbach’s Alpha     Cronbach’s alpha     Cronbach’s alpha  
Overall SC (all items) 0.89 Structural SC (items 1,2,4,6,7) 0.82 Bonding SC (items 3,4,5) 0.76  
   Cognitive SC (items 3,5,8) 0.79 Bridging SC (items 6,7) 0.78  
     Linking SC (items 1,2,8) 0.89  
  1. Note: p-values for all Pearson correlations < 0.001. Item-item correlations higher than 0.60 appear in the Table in italic