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Table 2 Demographic information of patients approached for clinical trial participation in the retrospective and prospective epochs

From: Who says “no” to participating in stroke clinical trials and why: an observational study from the Vancouver Stroke Program

  Retrospective Prospective p value
Total approached (n) 132 103
Refusal Rate (n (%)) 51 (39) 42 (41) 0.74a
Mean age (years ± SD) 69.4 ± 10.3 72.9 ± 8.9 0.007b
Male (n (%)) 81 (61) 51 53 (52) 0.15a
  1. aChi-square
  2. bT-test