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Table 3 Univariate analysis of residents’ knowledge

From: Impact of take-home messages written into slide presentations delivered during lectures on the retention of messages and the residents’ knowledge: a randomized controlled study

 Performance groups (score out of 100 points)
n = 853
VariableMean ± SD
(score/100 points)
Low performance (< 50 points)
n = 250 (29%)
Medium performance
(50–80 points)
n = 359 (42%)
High performance
(> 80 points)
n = 244 (29%)
P value
Lectures
 Control63.8 ± 26.2117 (27.2)185 (42.9)129 (29.9)0.75
 Intervention61.1 ± 31.4133 (31.5)174 (41.2)115 (27.3)
Gender of resident
 Female64.4 ± 29.375 (28.1)102 (38.2)90 (33.7)0.04
 Male61.6 ± 28.7175 (29.9)257 (43.9)154 (26.3)
Notetaking
 No58.5 ± 28.9159 (32.6)219 (44.9)110 (22.5)< 0.001
 Yes67.9 ± 28.091 (24.7)140 (38.5)134 (36.8) 
THMs retention
  ≤25%58.2 ± 29.0217 (33.9)279 (43.6)144 (22.5)< 0.001
  > 25%75.2 ± 24.733 (15.5)80 (37.6)100 (47.0) 
  1. THM, take-home message