Table 1.
Patient characteristics at baseline (N=6582).
| Variable | Valuea | |
| Gender, n (%) | ||
| Male | 3705 (56.3) | |
| Female | 2877 (43.7) | |
| Education, n (%) | ||
| Junior middle school or below | 1830 (27.8) | |
| High school | 2165 (32.9) | |
| College or above | 2587 (39.9) | |
| Age, mean years (IQR) | 53.07 (43.81-61.10) | |
| Baseline fasting blood glucose, mmol/L (SD) | 7.76 (2.21) | |
| Baseline postprandial blood glucose, mmol/L (SD) | 9.51 (2.88) | |
| Duration of diabetes, months (IQR) | 27.67 (1.23-114.17) | |
| Baseline self-monitoring of blood glucose frequency, times per week | 13.63 (SD 9.18) | |
| Insulin regimen, n (%) | ||
| Premixed insulin | 5240 (79.6) | |
| Fast-acting insulin (with/without long-acting insulin) | 1342 (20.4) | |
| Baseline education courses, n (IQR) | 2.0 (1.0-5.0) | |
aContinuous variables are presented as means with standard deviations or medians with IQRs, and categorical variables are presented as n (%).