| | | Enrolled PD patients | PD-OAB | PD-NOAB | t/χ2/Z | |
| | Number of patients | 100 | 45 (45%) | 55 (55%) | | | | Gender (male/female) | 55/45 | 29/16 | 26/29 | 2.949 | 0.086 | | Age (years) | 65.97 ± 8.247 (range 48–85) | 69.36 ± 7.53 | 63.20 ± 7.82 | −3.982 | <0.001 | | Age of onset (years) | 61.45 ± 8.361 (range 40–81) | 64.30 ± 7.83 | 59.13 ± 8.12 | −3.217 | 0.002 | | Disease duration (years) | 4 (2, 7) (range 0.25–20) | 4 (2, 7) | 3.5 (1, 6) | −0.984 | 0.325 | | Education (years) | 9 (9, 12) (range 0–20) | 9 (9, 12) | 10 (9, 12) | −0.774 | 0.439 | | LEDD (mg) | 350 (178.13, 562.50) (range 0–1425) | 337.5 (193.75, 668.75) | 375 (150, 525) | −0.347 | 0.728 | | Motor symptom | | | | | | | Hoehn–Yahr stage | 2 (2, 3) (range 1–5) | 2.5 (2, 3.5) | 2 (2, 2) | −2.851 | 0.004 | | MDS-UPDRS-III score | 35 (27, 47.75) (range 12–112) | 39 (28.5, 56) | 34 (24, 44) | −2.069 | 0.039 | | Clinical subtype | | | | | | | Tremor-dominant (yes/no) | 67/33 | 30/15 | 37/18 | 0.004 | 0.949 | | Akinetic/rigid-dominant (yes/no) | 44/56 | 20/25 | 24/31 | 0.007 | 0.935 | | Nonmotor symptom | | | | | | | Hyposmia (yes/no) | 39/61 | 19/26 | 20/35 | 0.357 | 0.550 | | RBD (yes/no) | 58/42 | 31/14 | 27/28 | 3.982 | 0.046 | | Constipation (yes/no) | 72/28 | 33/12 | 39/16 | 0.072 | 0.788 | | Anxiety and depression (yes/no) | 55/45 | 26/19 | 29/26 | 0.255 | 0.614 | | Hallucination (yes/no) | 11/89 | 6/39 | 5/50 | 0.455 | 0.536 | | MMSE score | 28 (26, 29) (range 11–30) | 27 (25.5, 29) | 28 (26, 29) | −1.454 | 0.146 | | MoCA score | 24 (21.25, 27) (range 7–30) | 24 (20, 26) | 26 (22, 28) | −2.721 | 0.007 | | FAB score | 15 (14, 16) (range 6–18) | 14 (12, 15) | 16 (15, 17) | −5.034 | <0.001 |
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