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Table 1 Measurement model fit indices for confirmatory factor analyses of modified NEWS-A for seniors and original NEWS-A among 2,920 NHS participants (aged 61-88 years) in California, Massachusetts, and Pennsylvania, 2008

From: Factorial validity of an abbreviated Neighborhood Environment Walkability Scale for seniors in the Nurses’ Health Study

Measurement model χ 2 df CFI NNFI RMSEA RMSR
A priori modified NEWS-A for seniorsa 8384.53 573 0.75 0.73 0.07 0.10
Final modified NEWS-A for seniorsb 2557.13 284 0.91 0.90 0.05 0.05
A priori original NEWS-Ac 2891.72 237 0.87 0.85 0.06 0.06
Final original NEWS-Ad 1313.07 137 0.94 0.92 0.05 0.05
  1. Abbreviations: CFI comparative fit index, NNFI non-normed fit index, RMSEA root mean square error of approximation, RMSR root mean square residual.
  2. a7-factor solution, 36 items (24 original NEWS-A items and 12 additional items).
  3. b6-factor solution, 26 items.
  4. c6-factor solution, 24 items.
  5. d6-factor solution, 19 items.