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. Author manuscript; available in PMC: 2010 Jan 1.
Published in final edited form as: J Nurs Scholarsh. 2009;41(2):202–210. doi: 10.1111/j.1547-5069.2009.01272.x

Table 2.

Results From Confirmatory Factor Analysis of Three Factor Solutionsa

RMSEA
(90% CI)		 Factor Loading R2 AGFI NFI CFI
Aiken & Patrician’s NWIR (2000) 0.100
(0.085–0.011)		 0.80 0.69 0.77
  Nurse-physician relationship 0.76–0.86 0.58–0.74
  Control over practice settings 0.06–0.93 0.00–0.87
  Autonomy 0.11–1.00 0.01–1.00
Lake’s PES-NWI (2002) 0.094
(0.087–0.101)		 0.69 0.48 0.60
  Staffing and resource adequacy 0.38–0.93 0.15–0.87
  Collegial nurse-physician relations 0.76–0.86 0.58–0.74
  Nurse manager ability, leadership, and support of nurses 0.32–0.78 0.10–0.60
  Nursing foundations for quality of care 0.10–0.74 0.01–0.55
  Nurse participation in hospital affairs 0.19–0.68 0.04–0.47
Estabrooks et al.’s PEI (2002) 0.110
(0.103–0.118)		 0.18–0.62 0.03–0.39 0.67 0.36 0.44

Note. RMSEA=rooted mean square error of approximation; AGFI=adjusted goodness of fit index; NFI=normed fit index; CFI=comparative fit index.

a

Factor solutions determined by Aiken & Patrician (2000), Lake (2002), and Estabrooks et al. (2002).