Categorically assessing these multiple types and subtypes would have been a cumbersome exercise requiring much greater investment.
Differences for all of these indicators were small enough that, when assessed categorically, there was more than 90% agreement between CS methods and either MF or MTF methods as to whether State of California Beach Water Quality Standards were met or exceeded.
Serum lipid and apolipoprotein variables were assessed categorically (in quartiles) and continuously (per SD change).
Secondary: secondary outcomes include depression, anxiety and QOL (measured either dimensionally or categorically) following the intervention assessed by validated self-report questionnaires or standardised interviews.
The possibility of a nonlinear dose response relationship between pollutants and preterm birth was also assessed by categorically dividing pollutant concentration into quarters.
Year of isolation/submission was assessed both continuously and categorically (e.g., pre-1990 vs. later).
Postoperative pain was measured in the postanesthesia care unit using an 11-point verbal pain scale, PONV was measured categorically, and if present, severity of nausea was assessed.
Those with categorically positive or non-positive global outcome were assessed for description of concomitant receipt of psychotherapy by subjects randomized to different pharmacotherapy treatments.
The relationship between age group and demographic, physiological and laboratory variables and scores was assessed using Fisher's exact test in categorically-scaled data or using Student's t-tests or Mann-Whitney U tests (as appropriate) for continuously-scaled data.
We assessed effects for birth weight, measured continuously and categorically.
