Olfactory test score Olfactory test score Olfactory test score
Before Training After Training Differencec P-value
Healthy control group Healthy control group Healthy control group Healthy control group Healthy control group
Patient 1 15  - 0.01 a
Patient 2 15  -
Patient 3 15  -
Patient group Patient group Patient group Patient group Patient group
Treatment group Treatment group Treatment group Treatment group Treatment group
Patient 4 4 10 6 0.04 b
Patient 5 6 12 6
Patient 6 5 10 5
No-Treatment group No-Treatment group No-Treatment group No-Treatment group No-Treatment group
Patient 7 9 9 0
Patient 8 2 2 0
Patient 9 6 3 -3