TABLE 5.
Correlations between the insulin sensitivity factors for different times of the day and some clinical variables of the study participants.
| Variables | Morning ISF |
Afternoon ISF |
Evening ISF |
|||
| Correlation coefficient | p-value | Correlation coefficient | p-value | Correlation coefficient | p-value | |
| Age (years) | –0.82 | < 0.001 | –0.78 | < 0.001 | –0.81 | < 0.001 |
| Sex | 0.03 | 0.81 | –0.06 | 0.59 | 0.06 | 0.55 |
| Tanner stage | –0.87 | < 0.001 | –0.83 | < 0.001 | –0.85 | < 0.001 |
| BMI (kg/m2) | –0.79 | < 0.001 | –0.79 | < 0.001 | –0.078 | < 0.001 |
| Duration of diabetes (years) | –0.26 | 0.01 | –0.28 | 0.005 | –0.26 | 0.012 |
| TDD (units/day) | –0.96 | < 0.001 | –0.95 | < 0.001 | –0.96 | < 0.001 |
| ICR (grams/unit) for the same time of the day | 0.98 | < 0.001 | 0.93 | < 0.001 | 0.94 | < 0.001 |
| HbA1c (%) | –0.06 | 0.55 | –0.08 | 0.41 | –0.08 | 0.41 |
BMI, body mass index; HbA1c, glycosylated hemoglobin A1c; ICR, insulin-to-carbohydrate ratio; ISF, insulin sensitivity factor; TDD, total daily insulin dose.