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. 2017 Mar 29;10(2):192–201. doi: 10.1093/ckj/sfx002

Table 2.

Oxford EBM [50] and SORT [40] evidence level score regarding the validity of the CKD273 classifier in CKD prediction

Methodology Samples collection at a common point Sufficient follow-up time Blind outcome criteria Adjustment for prognostic factors EBM score SORT score
Argiles et al. [39] Prospective cohort No Yes Yes No Ib 1
Gu et al. [45] Prospective cohort No Yes Yes Yes * 2
Roscioni et al. [38] Prospective cohort Yes Yes Yes Yes Ib 4
Schanstra et al. [41] Prospective cohort Yes Yes Yes Yes Ib 4
*

Not calculated (follow-up time insufficient). The table was adapted from Critselis and Lambers [36].