Exact(29)
Within epidemiology, a stepped wedge trial design (i.e., a one-way crossover trial in which several arms start the intervention at different time points) is increasingly popular as an alternative to a classical cluster randomized controlled trial.
First, it seems that the best strategy is to start the intervention early in childhood, as it was already reported in studies from social and economic sciences showing that early developmental delay prevention significantly reduces future costs in treatments (Belfield et al. 2006; Heckman, 2000; Reynolds et al. 2011).
After excluding four subjects who were allocated to the lifestyle intervention but did not start the intervention period, and excluding two subjects with incomplete baseline data allocated to control group, the numbers of participants were 71 and 74 in the intervention and control groups, respectively.
As described, every three months, one hospital unit in both hospitals will start the intervention.
The order in which clusters start the intervention is determined at random.
The participants allocated to, or choosing, the MEDIC-treatment only will start the intervention right away.
Similar(30)
Once patients started the intervention, sessions were delivered on 74.3% (25.0 100.0%) of the eligible study days until ICU discharge.
After starting the intervention with 90% oxygen supply, R sys increased (P < 0.0001), without altering the heart rate.
The subgroup with the greatest improvement in HbA1c was those subjects who started the intervention with a HbA1c above 8%.
In the end, all clusters will have started the intervention.
Once the wait list control group started the intervention program, the same data collection protocol applied.
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