Percentage of subjects with psychiatric disgnoses by subject group
| Group I (n=39) | Group II (n=22) | Group III (n=36) | p Value | |
| Panic disorder | 15* | 0 | 0 | <0.01 |
| Generalised anxiety | 15 | 18 | 3 | NS |
| Phobic disorder | 26 | 14 | 14 | NS |
| Major depressive episode | 283-151 | 27 | 8 | NS |
| Obsessive–compulsive disorder | 21* | 5 | 3 | <0.03 |
| Somatisation | 5 | 9 | 0 | NS |
| Any of the above | 51 | 41 | 22 | <0.04 |
p<0.02 v group III.
↵3-151 p<0.05 v group III however the difference did not reach the level of significane of p⩽0.02 established by the Bonferroni correction.