Skip to main content

Advertisement

Table 5 Longitudinal explanatory GRM (Model 2): Regression coefficients with 95% credible intervals

From: Longitudinal measurement invariance and explanatory IRT models for adolescents’ oral health-related quality of life

Factors Change CPQ11‑14 RSF:8 CPQ11‑14 ISF:8
Daily brushing frequency (1) Brush less than twice ➔More than twice vs. No change 0.33 (‑0.20,0.87) 0.06 (‑0.50,0.58)
(2) Brush more than twice ➔More than twice vs. No change ‑0.02 (‑0.50,0.46) 0.00 (‑0.48,0.49)
Contrast: (2) vs. (1) ‑0.36 (‑1.04,0.34) ‑0.06 (‑0.72,0.64)
Snacking frequency between meals Less snack intake between meals vs. No change ‑0.13 (‑0.46,0.20) ‑0.15 (‑0.48,0.16)
More snack intake between meals vs. No change 0.12 (‑0.21,0.46) 0.01 (‑0.33,0.34)
More vs. Less snack intake between meals 0.25 (‑0.13,0.64) 0.17 (‑0.21,0.54)
Parents employment status (1) Become both parents employed vs. No change 0.09 (‑0.43,0.61) 0.31 (‑0.18,0.80)
(2) At least one parent become unemployed vs. No change ‑0.09 (‑0.64,0.44) ‑0.24 (‑0.81,0.31)
Contrast: (2)‑(1) ‑0.19 (‑0.91,0.54) ‑0.55 (‑1.26,0.13)
Monthly family income Increased family income vs. No change 0.02 (‑0.28,0.33) ‑0.16 (‑0.47,0.14)
Decreased family income vs. No change 0.50 (0.07,0.96) 0.36 (‑0.08,0.81)
Decreased vs. Increased income 0.48 (0.02,0.96) 0.52 (0.05,1.00)
CPI Improved CPI vs. No change ‑0.26 (‑0.76,0.25) ‑0.03 (‑0.54,0.46)
Worsened CPI vs. No change 0.17 (‑0.21,0.54) 0.04 (‑0.33,0.40)
Worsened vs. Improved CPI 0.42 (‑0.15,1.03) 0.06 (‑0.50,0.66)
DMFT Increased DMFT ‑0.03 (‑0.10,0.05) ‑0.02 (‑0.09,0.05)
  1. Data in boldface: 95% credible interval excluded 0, considered as statistically significant at 0.05 level of significance