Table 3.
Comparison of the DKQ sum scores with patients’ HbA1c ≤ 7.5%, from 7.6 to 8.9%, and ≥9.0% (N = 130).
| (I) Hb1Ac categories | Mean DKQ (±SD) | (J) Hb1Ac categories | Mean difference (I–J) | Sig. | 95% Confidence interval |
|
|---|---|---|---|---|---|---|
| Lower bound | Upper bound | |||||
| HbA1c ≤ 7.5% (n = 49) | 14.22 ± 2.4 | HbA1c 7.6–8.9% | 1.37 | 0.066 | −0.0708 | 2.8055 |
| HbA1c ≥ 9.0% | 1.66* | 0.010 | 0.3252 | 2.9933 | ||
| HbA1c 7.6–8.9% (n = 35) | 12.86 ± 2.74 | HbA1c ≤ 7.5% | −1.37 | 0.066 | −2.8055 | 0.0708 |
| HbA1c ≥ 9.0% | 0.29 | 0.884 | −1.1656 | 1.7495 | ||
| HbA1c ≥ 9.0% (n = 46) | 12.56 ± 2.75 | HbA1c ≤ 7.5% | −1.66* | 0.010 | −2.9933 | −0.3252 |
| HbA1c 7.6–8.9% | −0.29 | 0.884 | −1.7495 | 1.1656 | ||
Data are M ± SD.
Tests were one-way ANOVA and Scheffe test for post hoc group comparisons. Scheffe test significance is expressed: *P < 0.05.
DKQ, Diabetes Knowledge Questionnaire; HbA1c, glycated hemoglobin; ANOVA, analysis of variance.