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Table 3 Standardized Regression Coefficients, proportion of variance explained and internal consistency, for the first two factors explaining 80 % or more of variance of nurses’ satisfaction. Exploratory factor analysis with oblique rotation; responders with complete questionnaire (n = 51)

From: Determinants of nurse satisfaction using insulin pen devices with safety needles: an exploratory factor analysis

# Item description Factor 1 Factor 2
6 Felt more comfortable administering insulin to patients using pens 1.019 −0.123
3 Pens are more convenient 0.877 0.121
8 Pens are an improvement over conventional 0.803 0.185
4 Pens are more simple & easy to use 0.701 0.241
5 Felt more confident I was giving the correct dose using pens −0.139 1.015
1 More satisfied with preparing insulin using pens 0.317 0.659
2 More satisfied with administering insulin using pens 0.415 0.597
7 Took less time to prepare and give insulin using pens 0.430 0.579
  Proportion of variance explained by each factor 77.0 8.3
  Factor’s internal consistency (Cronbach’s alpha) 0.94 0.92