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Table 2 Fit indices for confirmatory analysis of SOC-13

From: Analysis of the psychometric properties of the Sense of Coherence scale (SOC-13) in patients with cardiovascular risk factors: a study of the method effects associated with negatively worded items

Model

χ2S-B

df

p

NNFI

CFI

AIC

RMSEA [95% CI]

SRMR

One global factor solution

339.59

65

 < 0.001

0.567

0.639

209.595

0.120 [0.108, 0.133]

0.093

Three factors correlated solution

328.93

62

 < 0.001

0.559

0.649

204.935

0.121 [0.108, 0.134]

0.092

Second-order factor with three first-order factors solution

540.41

62

 < 0.001

0.209

0.371

416.410

0.163 [0.150, 0.175]

0.206

One global factor solution with method effect

117.13

60

 < 0.001

0.902

0.925

− 2.867

0.057 [0.041, 0.072]

0.057

Three factors correlated solution with method effect

99.81

57

 < 0.001

0.923

0.944

− 13.775

0.051 [0.034, 0.067]

0.057

Second-order factor with three first-order factors solution with method effect

300.08

57

 < 0.001

0.563

0.680

186.085

0.121 [0.107, 0.134]

0.184

  1. χ2S–B = Satorra–Bentler scaled Chi-squared test; df = degrees of freedom; p = p value; NNFI = Non-Normalized Fit Index; CFI = Comparative Fit Index; AIC = Akaike's Information Criterion; RMSEA = Root-Mean-Square Error of Approximation; SRMR = Standardized Root Mean Squared Residual