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. Author manuscript; available in PMC: 2024 Jun 18.
Published in final edited form as: J Alzheimers Dis. 2021;81(2):607–617. doi: 10.3233/JAD-201580

Table 3.

Behavioral, cognitive and functional changes in people with dementia due to social isolation

Argentina Brazil Chile Total Adjusted p
(N = 108) (N = 111) (N = 102) (N = 321)
Sadder
 No 62 (57.4%) 65 (58.6%) 42 (41.2%) 169 (52.6%) 0.010
 Partially 18 (16.7%) 6 (5.4%) 25 (24.5%) 49 (15.3%)
 Yes 27 (25.0%) 40 (36.0%) 33 (32.4%) 100 (31.2%)
More lonely
 No 76 (70.4%) 91 (82.0%) 69 (67.6%) 236 (73.5%) 0.226
 Partially 16 (14.8%) 4 (3.6%) 10 (9.8%) 30 (9.3%)
 Yes 14 (13.0%) 16 (14.4%) 22 (21.6%) 52 (16.2%)
More anxious
 No 52 (48.1%) 64 (57.7%) 41 (40.2%) 157 (48.9%) 0.082
 Partially 21 (19.4%) 6 (5.4%) 13 (12.7%) 40 (12.5%)
 Yes 34 (31.5%) 41 (36.9%) 45 (44.1%) 120 (37.4%)
More agitated
 No 81 (75.0%) 70 (63.1%) 63 (61.8%) 214 (66.7%) 0.008
 Partially 15 (13.9%) 5 (4.5%) 11 (10.8%) 31 (9.7%)
 Yes 11 (10.2%) 36 (32.4%) 27 (26.5%) 74 (23.1%)
More aggressive
 No 87 (80.6%) 86 (77.5%) 55 (53.9%) 228 (71.0%) < 0.001
 Partially 10 (9.3%) 6 (5.4%) 21 (20.6%) 37 (11.5%)
 Yes 11 (10.2%) 18 (16.2%) 25 (24.5%) 54 (16.8%)
Delusions
 No 98 (90.7%) 82 (73.9%) 68 (66.7%) 248 (77.3%) 0.002
 Partially 3 (2.8%) 2 (1.8%) 7 (6.9%) 12 (3.7%)
 Yes 7 (6.5%) 27 (24.3%) 27 (26.5%) 61 (19.0%)
Obsessive-compulsive behaviors
 No 97 (89.8%) 90 (81.1%) 60 (58.8%) 247 (76.9%) < 0.001
 Partially 5 (4.6%) 2 (1.8%) 6 (5.9%) 13 (4.0%)
 Yes 5 (4.6%) 18 (16.2%) 35 (34.3%) 58 (18.1%)
Hallucinations
 No 100 (92.6%) 94 (84.7%) 64 (62.7%) 258 (80.4%) < 0.001
 Partially 2 (1.9%) 1 (0.9%) 8 (7.8%) 11 (3.4%)
 Yes 6 (5.6%) 16 (14.4%) 29 (28.4%) 51 (15.9%)
Memory decline
 No 44 (40.7%) 54 (48.6%) 19 (18.6%) 117 (36.4%) < 0.001
 Partially 21 (19.4%) 1 (0.9%) 7 (6.9%) 29 (9.0%)
 Yes 42 (38.9%) 56 (50.5%) 72 (70.6%) 170 (53.0%)
Appetite changes
 No 72 (66.7%) 77 (69.4%) 43 (42.2%) 192 (59.8%) < 0.001
 Partially 10 (9.3%) 1 (0.9%) 2 (2.0%) 13 (4.0%)
 Yes 26 (24.1%) 33 (29.7%) 54 (52.9%) 113 (35.2%)
Impaired activities of daily living
 No 91 (84.3%) 74 (66.7%) 43 (42.2%) 208 (64.8%) < 0.001
 Partially 6 (5.6%) 4 (3.6%) 9 (8.8%) 19 (5.9%)
 Yes 11 (10.2%) 32 (28.8%) 48 (47.1%) 91 (28.3%)
Sleep difficulties
 No 77 (71.3%) 89 (80.2%) 57 (55.9%) 223 (69.5%) < 0.001
 Partially 13 (12.0%) 0 (0%) 9 (8.8%) 22 (6.9%)
 Yes 17 (15.7%) 21 (18.9%) 36 (35.3%) 74 (23.1%)