Table 2 Predictors for abnormal HbA 1c...

Table 2

Predictors for abnormal HbA_1c among Thai dental patients (n = 640)

Factor	Adjusted OR	95% CI	p-value	β-coefficient	Score*
Age in years
25–35	1.00	Reference			0
36–45	1.51	0.72–3.17	0.279	0.410	1
46–55	3.03	1.58–5.82	0.001	1.109	4
56–65	4.65	2.40–9.02	<0.001	1.537	5
66–89	5.27	2.49–11.15	<0.001	1.661	6
Education level
None/primary education	1.00	Reference
Secondary education	1.75	1.04–2.96	0.035	0.562	2
Higher education	1.47	0.94–2.29	0.09	0.383	1
Family history of DM
No	1.00	Reference
Yes	1.63	1.13–2.35	0.01	0.487	2
BMI (kg/m²)
<23	1.00	Reference
23 to < 27.5	1.87	1.19–2.95	0.007	0.625	2
≥27.5	5.00	3.05–8.19	<0.001	1.609	6
Periodontal status
No or mild periodontitis	1.00	Reference
Moderate periodontitis	1.32	0.90–1.95	0.154	0.281	1
Severe periodontitis	1.88	1.08–3.27	0.025	0.631	2

Factor	Adjusted OR	95% CI	p-value	β-coefficient	Score*
Age in years
25–35	1.00	Reference			0
36–45	1.51	0.72–3.17	0.279	0.410	1
46–55	3.03	1.58–5.82	0.001	1.109	4
56–65	4.65	2.40–9.02	<0.001	1.537	5
66–89	5.27	2.49–11.15	<0.001	1.661	6
Education level
None/primary education	1.00	Reference
Secondary education	1.75	1.04–2.96	0.035	0.562	2
Higher education	1.47	0.94–2.29	0.09	0.383	1
Family history of DM
No	1.00	Reference
Yes	1.63	1.13–2.35	0.01	0.487	2
BMI (kg/m²)
<23	1.00	Reference
23 to < 27.5	1.87	1.19–2.95	0.007	0.625	2
≥27.5	5.00	3.05–8.19	<0.001	1.609	6
Periodontal status
No or mild periodontitis	1.00	Reference
Moderate periodontitis	1.32	0.90–1.95	0.154	0.281	1
Severe periodontitis	1.88	1.08–3.27	0.025	0.631	2

Note(s): *The score values were estimated based on the β-coefficient of the logistic regression model