HAD – anxiety scores Frequency
0-7 68%
8-10 16%
11-14 12%
15-21 4%
HAD – depression scores  
0-7 83%
8-10 10%
11-14 7%
15-21 0%
Table 4: The frequency of subjects reporting normal (0-7), mild (8-11), moderate (11-14) or severe (15-21) symptoms on the anxiety and depression subscale of the Hospital Anxiety and Depression Scale (HAD).