Figure 1.
Flow chart of article selection.
Table 1.
Characteristics of studies comparing metformin and insulin.
Table 2.
Characteristics of studies comparing glyburide and insulin.
Figure 2.
Risk of bias graph of studies comparing metformin to insulin.
Figure 3.
Risk of bias summary of studies comparing metformin to insulin.
Figure 4.
Risk of bias graph of studies comparing glyburide to insulin.
Figure 5.
Risk of bias summary of studies comparing glyburide to insulin.
Figure 6.
Neonatal outcomes comparing metformin and insulin.
Figure 7.
Maternal outcomes comparing metformin and insulin.
Figure 8.
Neonatal outcomes comparing glyburide and insulin.
Figure 9.
Maternal outcomes comparing glyburide and insulin.