Baseline characteristics of patients receiving IDet or NPH insulin (means ±SD)
| Variable | IDet | NPH | T/χ2 | P value |
| Age (years) | 31.67±4.16 | 30.84±5.24 | 1.35 | 0.178 |
| BMI (kg/m2) | 24.82±3.53 | 24.39±3.90 | 0.553 | 0.581 |
| Family history of diabetes, n (%) | 29 (24.2) | 34 (28.3) | 0.538 | 0.463 |
| Enrollment gestational age (weeks) | 27.69±6.05 | 27.70±5.86 | 0.011 | 0.991 |
| FPG-OGTT (mmol/L) | 7.16±1.88 | 7.38±2.56 | 0.775 | 0.44 |
| 1-hour-OGTT glucose (mmol/L) | 13.65±3.12 | 14.12±3.65 | 1.107 | 0.269 |
| 2-hour-OGTT glucose (mmol/L) | 11.91±3.62 | 12.33±4.20 | 0.847 | 0.398 |
| HbA1c before treatment (%) | 6.43±1.23 | 6.48±1.19 | 0.342 | 0.733 |
| FPG before treatment (mmol/L) | 6.84±1.31 | 6.86±1.13 | 0.103 | 0.918 |
| 30 min preprandial blood glucose before treatment (mmol/L) | 6.96±1.34 | 7.03±1.57 | 0.356 | 0.722 |
| 2-hour postprandial blood glucose before treatment (mmol/L) | 9.40±1.62 | 9.55±1.54 | 0.741 | 0.459 |
BMI, body mass index; FPG, fasting plasma glucose; IDet, insulin detemir; NPH, neutral protamine Hagedorn; OGTT, oral glucose tolerance test.