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Table 11 Time measures for the user test

From: A comparison and user-based evaluation of models of textual information structure in the context of cancer risk assessment

   Q1 Q2 Q3a Q3b Q3c Q4 Q5 TOTAL
   TIME SAVE TIME SAVE TIME SAVE TIME SAVE TIME SAVE TIME SAVE TIME SAVE TIME SAVE
S0 A 15.3   9.4   8.7   4.4   8.9   9.4   13.3   69.5  
  B 27.1   18.8   15.5   8.5   14.8   13.5   18.0   116.1  
  C 19.3   12.0   17.9   4.9   9.6   18.4   20.9   102.9  
S1 A 15.3 0% 7.4 22% 6.2 28% 4.2 5% 5.8 35% 7.4 21% 11.9 11% 58.2 16%
  B 17.0 37% 7.9 58% 8.5 45% 4.8 43% 6.8 54% 9.9 27% 13.1 27% 67.9 42%
  C 15.8 18% 6.4 47% 8.8 51% 3.8 21% 5.8 40% 12.5 32% 12.5 40% 65.6 36%
S3 A 13.1 15% 7.9 17% 5.6 35% 3.9 11% 5.7 36% 6.4 32% 11.9 11% 54.5 22%
  B 15.9 41% 8.9 53% 7.2 53% 4.7 45% 7.8 47% 6.1 55% 12.0 33% 62.6 46%
  C 15.4 20% 5.9 51% 8.5 53% 3.8 22% 6.9 29% 11.8 36% 11.4 45% 63.7 38%
S1' A 15.0 3% 9.4 1% 6.3 28% 4.2 5% 7.1 20% 7.4 22% 12.5 6% 61.8 11%
  B 18.4 32% 12.4 34% 9.4 39% 8.1 5% 8.2 44% 6.7 50% 14.2 21% 77.5 33%
  C 18.5 4% 12.3 -3% 13.9 22% 6.3 -29% 8.6 11% 12.8 31% 12.9 38% 85.3 17%
S3' A 13.0 16% 8.3 12% 6.6 24% 4.9 -11% 6.5 27% 6.8 28% 11.5 14% 57.6 17%
  B 23.9 12% 14.5 23% 11.4 26% 7.8 8% 10.1 32% 7.2 47% 15.3 15% 90.2 22%
  C 17.1 11% 12.0 0% 15.1 16% 4.8 1% 8.3 14% 11.9 35% 15.8 24% 84.9 17%
  1. The table shows the time it takes for the CRA experts (A, B and C) to answer the questions in the questionnaire (sample mean) and the percentage of time they save using scheme annotations.