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Table 3 SEM Model fit summary

From: Longitudinal measurement invariance in prospective oral health-related quality of life assessment

Model

Specifications

Scaled χ 2

df

Scaled RMSEA

Scaled SRMR

Scaled CFI

Scaled TLI

# 1

Γ1 ≠ Γ2, τ 1 ≠ τ 2, Ω11 ≠ Ω22

606

335

.038

.051

.92

.91

# 2

Γ1 = Γ2, τ 1 = τ 2, Ω11 = Ω22

816

375

.046

.078

.87

.87

# 3

Γ1 = Γ2, τ 1 = τ 2, Ω11 ≠ Ω22

633

361

.037

.064

.92

.92

  1. RMSEA - root mean square error of approximation; SRMR - standardized root mean square residual; CFI - comparative fit index; TLI - Tucker–Lewis index