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Table 1 Total score for the three types of representations

From: A logic-based representation and tree-based visualization method for building regulatory requirements

Representation Total Score
Understandability (simple regulatory requirement) Reading Speed (simple regulatory requirement) Understandability (complex regulatory requirement) Reading Speed (complex regulatory requirement)
Text 203 191 180 184.5
Equivalent Percentage 72.8% 68.5% 64.5% 66.1%
 99% CI (65.4%, 79.0%) (60.9%, 75.1%) (56.9%, 71.5%) (58.5%, 73.0%)
 95% CI (67.3%, 77.6%) (62.8%, 73.6%) (58.7%, 69.9%) (60.4%, 71.4%)
 90% CI (68.2%, 76.9%) (63.7%, 72.8%) (59.7%, 69.1%) (61.3%, 70.6%)
Logic 97 81 91 87.5
Equivalent Percentage 34.8% 29.0% 32.6% 31.4%
 99% CI (27.9%, 42.4%) (22.6%, 36.5%) (25.9%, 40.2%) (24.7%, 38.9%)
 95% CI (29.4%, 40.5%) (24.0%, 34.6%) (27.4%, 38.3%) (26.2%, 37.0%)
 90% CI (30.2%, 39.6%) (24.8%, 33.7%) (28.2%, 37.4%) (27.0%, 36.1%)
Visual 166 158 169 156
Equivalent Percentage 59.5% 56.6% 60.6% 55.9%
 99% CI (51.8%, 66.8%) (48.9%, 64.0%) (52.9%, 67.8%) (48.2%, 63.3%)
 95% CI (53.6%, 65.1%) (50.8%, 62.3%) (54.7%, 66.1%) (50.0%, 61.6%)
 90% CI (54.6%, 64.2%) (51.7%, 61.4%) (55.7%, 65.3%) (51.0%, 60.7%)