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Table 3 General Linear Mixed Models multivariate analysis of the General Oral Health Assessment Index with demographic characteristics, cognitive/behavioral variables and oral health status variables

From: Oral health-related quality of life outcomes in a randomized clinical trial to assess a community-based oral hygiene intervention among adults living in low-income senior housing

Effect Estimate Standard error P level| 95% confidence interval, lower 95% confidence interval upper
Intercept 31.11 1.87  < 0.0001 27.43 34.79
Condition 1 (Condition 2 as reference) 0.57 0.56 0.31 − 0.52 1.66
Time 1 versus T0 as reference 0.20 0.42 0.64 − 0.62 1.02
Time 2 versus T0 as reference 0.17 0.46 0.71 − 0.74 1.08
Time 3 versus T0 as reference 1.25 0.48 0.01 0.31 2.18
Race (Hispanic vs Blacks as reference) 3.02 0.69  < 0.0001 1.66 4.38
Race (White & others vs Blacks as reference) 0.74 0.85 0.39 − 0.94 2.41
Diagnosis that interfere (1 + vs 0 as reference) − 1.90 0.60 0.01 − 3.07 − 0.73
Oral health rating (Good and excellent vs poor and fair as reference) 2.98 0.58  < 0.0001 1.85 4.12
CESD (4 + vs less than 4 as reference) − 1.21 0.58 0.04 − 2.35 − 0.08
Self-efficacy 0.93 0.38 0.01 0.19 1.68
Worries 2.48 0.30  < 0.0001 1.90 3.06
Dry mouth − 0.70 0.12  < 0.0001 − 0.93 − 0.47
Missing teeth − 0.10 0.03 0.01 − 0.17 − 0.032