Table 1.
Prevalence of individual sleep disturbances and changes during home confinement in Parkinson's disease subjects with sleep abnormalities (N = 295).
| Sl. No. | Sleep parameters | (A) Parkinson's disease subjects having symptom (n; %) |
(B) Never had this symptom (n; %) |
(C) No worsening during home confinement (n; %) |
(D) Worsening/appearance of new-onset sleep disturbances during home confinement (n; %) |
|---|---|---|---|---|---|
| A (295-B) | B (295-A) | C (A-D) | D (A-C) | ||
| 1 | Insomnia (a/b + c/d) | 221 (74.9) | 74 (25.1) | 69 (23.4) | 152 (51.5) |
| a. Difficulty falling and/or staying asleep |
244 (82.7) | 51 (17.3) | 109 (36.9) | 135 (45.8) | |
| b. Waking up too early in the morning |
240 (81.4) | 55 (18.6) | 129 (43.7) | 111 (37.7) | |
| c. Fatigued, irritable or low mood the next day |
211 (71.5) | 84 (28.5) | 94 (31.9) | 117 (39.7) | |
| d. Difficult to concentrate and reduced ability to function or heaviness of head next day |
198 (67.1) | 97 (32.9) | 93 (31.5) | 105 (35.6) | |
| 2 | Features suggestive of restless legs syndrome | 135 (45.8) | 160 (54.2) | 62 (21) | 73 (24.7) |
| 3 | Features suggestive of sleep-disordered breathing (a and/or b) | 166 (56.3) | 129 (43.7) | 119 (40.3) | 47 (15.9) |
| a. Snoring at night | 144 (48.8) | 151 (51.2) | 119 (40.3) | 25 (8.5) | |
| b. Feeling as if you were not able to breathe at night |
81 (27.5) | 214 (72.5) | 48 (16.3) | 33 (11.2) | |
| 4 | Features suggestive of rapid eye movement sleep behaviour disorder | 147 (49.8) | 148 (50.2) | 80 (27.1) | 67 (22.7) |