From: Sex correction improves the accuracy of clinical dopamine transporter imaging
Variable group | Variable | All | Women | Men | P valuea | P-value correctedb |
---|---|---|---|---|---|---|
Demographics | n | 40 | 19 | 21 | – | – |
Age (years) | 66.8 (9.0) | 68.0 (9.4) | 65.8 (8.8) | 0.44 | – | |
Motor symptoms | MDS-UPDRS motor score | 6.6 (5.5) | 6.4 (4.8) | 6.9 (6.3) | 0.92 | – |
Premotor and non-motor symptoms | NMSS total score | 16.2 (16.5) | 13.7 (11.7) | 18.4 (19.9) | 0.81 | 1.00 |
RBD (yes/no) | 5/35 | 1/18 | 4/17 | 0.35 | 1.00 | |
Constipation | 0.5 (1.5) | 0.9 (2.1) | 0.1 (0.4) | 0.25 | 1.00 | |
Hyposmia | 0.3 (1.4) | 0.5 (1.8) | 0.2 (0.9) | 0.77 | 1.00 | |
Cognition | MMSE | 28.0 (2.1) | 27.9 (2.3) | 28.0 (1.9) | 0.96 | 1.00 |
Mood and anxiety | BDI | 2.6 (3.9) | 3.2 (4.1) | 2.1 (3.7) | 0.23 | 1.00 |
BAI | 4.2 (4.4) | 5.1 (4.1) | 3.4 (4.5) | 0.13 | 1.00 | |
DAT binding | Caudate | 2.58 (0.32) | 2.67 (0.30) | 2.49 (0.31) | 0.07 | 0.14 |
Putamen | 2.36 (0.32) | 2.47 (0.33) | 2.26 (0.29) | 0.04 | 0.08 | |
Putamen asymmetry index | 0.01 (0.04) | 0.003 (0.03) | 0.02 (0.05) | 0.25 | – | |
Putamen/caudate ratio | 0.92 (0.05) | 0.92 (0.06) | 0.91 (0.04) | 0.42 | – |