Table 3.
Methadone | Buprenorphine | z | |
---|---|---|---|
M(SD) | M(SD) | ||
24/28 weeks | n = 8 | n = 4 | |
Fetal heart rate (bpm) | 139.11(5.51) | 136.10(7.77) | −0.85 |
Fetal heart rate variability | 3.69(1.01) | 5.05(1.04) | −2.06* |
Accelerations | 0(0) | 1.25(1.89) | −2.09* |
Motor activity | 4.80(1.45) | 5.95(.79) | −1.36 |
Movement duration | 16.07(4.72) | 27.46(14.91) | −1.87^ |
FHR-FM coupling(%) | 7.64(6.49) | 18.78(9.26) | −2.04* |
32/36 weeks | n = 6 | n=5 | |
Fetal heart rate (bpm) | 133.42(7.89) | 134.58(7.12) | −0.18 |
Fetal heart rate variability | 4.43(0.78) | 5.30(2.16) | −0.37 |
Accelerations | 1.17(1.17) | 2.80(3.83) | 0 |
Motor activity | 3.58(1.18) | 5.92(2.95) | −2.01* |
Movement duration | 8.74 (2.71) | 21.53 (13.22) | −2.01* |
FHR-FM coupling(%) | 27.42(13.97) | 18.88(6.90) | −1.10 |
p < .10.
p < .05.