The purpose of a study by Maheux et al. (A-52) was to evaluate the effect of labor on glucose production and glucose utilization. Subjects were six normal pregnant women. Among the data collected were the following glucose concentrations during four stages of labor: latent (A1) and active (A2) phases of cervical dilatation, fetal expulsion (B), and placental expulsion (C).
A1 A2 B C 3.60 4.40 5.30 6.20 3.53 3.70 4.10 3.80 4.02 4.80 5.40 5.27 4.90 5.33 6.30 6.20 4.06 4.65 6.10 6.90 3.97 5.20 4.90 4.60 Source: Data provided courtesy of Dr. Pierre C. Maheux.