Exact(14)
In this article, we summarize methodologic principles used by the International Collaboration on MTBI Prognosis to appraise the prognostic literature.
For the multivariate analyses associated with the outcome of disability, presence of leg pain greater than back pain and no previous surgery suggested a better outcome.For this study, several predictive variables were either unique or conflicted with those advocated in general prognostic literature, suggesting they may have value for clinical decision making for lumbar discectomy surgery.
Meta-analysis of prognostic literature is associated with a number of inherent limitations.
Diagnostic and prognostic literature is overwhelmed with studies reporting univariable predictor-outcome associations.
Alongside this, an additional hindrance to meta-analysis of prognostic literature is the general lack of multivariable survival data.
Despite the limited number of prognostic factors used in standard clinical practice, the prognostic literature is replete with prognostic markers.
Similar(46)
All four studies had limitations commonly reported in the prognostic research literature.
Some of the problems that exist in the prognostic marker literature derive from the nonprospective nature of most marker studies.
Finally, prognostic research literature is lacking when it comes to the consequences of missing data on the validation process, i.e., after the development phase.
According to the recent literature, prognostic factors of paramount importance in UTUC are pathologic (pT) tumour stage and grade (Drouin et al, 2013; Rouprêt et al, 2013).
Apart from the fact that elevated CSF protein was almost uniformly found as a negative prognostic factor, the literature remains controversial on the prognostic value of low CSF glucose or high CSF lactate levels or high age (Boogerd et al, 1991; Balm and Hammack, 1996; Fizazi et al, 1996).
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