However, with respect to clinical use for various adverse outcomes, no known study has compared the predictive performance of these indices specifically following posterior lumbar fusion (PLF).
Specifically, no study has compared the outcomes of SMILE as regards the degree of myopia.
It is not known whether such a prolonged period is associated with better or worse short and long-term outcomes and no studies have compared outcome with immobilisation time.
Recent observational studies have compared outcomes for severe sepsis patients receiving DrotAA with outcomes for matched controls [ 4, 29- 36].
Survival rates from ovarian cancer in the UK could be improved by 45% if patients were treated in specialised regional centres rather than general hospitals, according to researchers who have compared outcomes in different NHS settings.
There is a paucity of studies that have compared outcomes of surgical versus non-surgical treatment of adolescent patients [32].
Few randomised clinical trials have compared outcomes between radical prostatectomy and radiotherapy.
Randomised trials have compared outcomes of drug-eluting stent implantation in ITDM and NITDM patients.
Recent papers on epidemiology and outcomes in hospitalised children have compared H1N1pdm09 influenza with historical data on seasonal influenza.
However, few studies have compared outcome of treated by the two approaches.
