Other factors cited include cesarean delivery (5 — 7, 12 — 14),
longer duration of labor (4 — 6), and elevated cortisol concentrations in both the mother (4, 7) and the fetus (4).
Not exact matches
In addition, the average
duration of unemployment had got
longer in 2013 and
labor market participation had waned as people lost hope
of finding a job.
In the Consortium on Safe
Labor study discussed earlier, although the mean and median
duration of the second stage differed by 30 minutes, the 95th percentile threshold was approximately 1 hour
longer in women who received epidural analgesia than in those who did not (20).
I will need to read the paper more closely to comment on the relationship between immersion and
duration of labor; in a prior study I found that women who had
longer labors were more likely to be removed from the water for medical reasons and so would never be counted in the water birth group.2
They work on them for often
long duration of time, even years, sometimes just one person, as a
labor of love, to share with other fans.