TABLE 4.

Connecticut Chemosensory Clinical Research Center (CCCRC) test results

Olfactory threshold score	Olfactory threshold composite score	No of patients
7‐8	50	5 (6.9%)
6	40	8 (11.1%)
5	30	6 (8.3%)
4	20	17 (23.6%)
2‐3	10	26 (36.1%)
0‐1	0	10 (13.9%)

Odor discrimination score	Odor discrimination composite score	No of patients
8‐10	50	61 (84.7%)
6‐7	40	8 (11.1%)
4‐5	30	0 (0%)
3	20	0 (0%)
1‐2	10	1 (1.4%)
0	0	1 (1.4%)

Overall composite score (olfactory threshold + odor discrimination)
Score	Clinical diagnosis	No of patients
90‐100	Normal	12 (16.7%)
70‐80	Mild hyposmia	22 (30.6%)
50‐60	Moderate hyposmia	33 (45.8%)
20‐40	Severe hyposmia	3 (4.2%)
0‐10	Anosmia	2 (2.8%)