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Table 1 Characteristics of the patient sample and according to study branch

From: Comparison of Instrumental Activities of Daily Living assessment by face-to-face or telephone interviews: a randomized, crossover study

 TotalBranch 1 (n = 134)Branch 2 (n = 158)
Age (year), mean ± SD81.51 ± 6.9581.64 ± 6.9581.41 ± 6.96
Sex, n (%)
 Female172 (58.9%)82 (61.19%)90 (56.96%)
 Male120 (41.1%)52 (38.81%)68 (43.04%)
Education, n (%)
 ≤ 12 years173 (59.25%)79 (58.96%)94 (59.49%)
 > 12 years53 (18.15%)22 (16.42%)31 (19.62%)
 Unknown66 (22.6%)33 (24.63%)33 (20.89%)
Marital status, n (%)
 Married/in couple125 (42.81%)58 (43.28%)67 (42.41%)
 Single/widowed85 (29.11%)44 (32.84%)41 (25.95%)
 Divorced/separated12 (4.11%)6 (4.48%)6 (3.8%)
 Others/unknown70 (23.97%)26 (19.4%)44 (27.85%)
Cognitive status, n (%)
 Isolated memory complaint81 (27.74%)41 (31.6%)40 (25.32%)
 Mild neurocognitive disorders61 (20.89%)23 (17.16%)38 (24.05%)
 Major neurocognitive disorders116 (39.73%)56 (41.79%)60 (37.97%)
 No neurocognitive disorders/unknown34 (11.64%)14 (10.45%)20 (12.66%)
Etiology, n (%)
 Probable Alzheimer’s disease65 (22.26%)34 (25.37%)31 (19.62%)
 Other neurological diseases45 (15.41%)19 (14.18%)26 (16.46%)
 Awaiting diagnosis182 (62.33%)81 (60.45%)101 (63.92%)
MMSE (n = 250), mean ± SD19.58 ± 6.1419.58 ± 6.1119.57 ± 6.19
IADL by telephone, mean ± SD3.57 ± 2.183.40 ± 2.213.72 ± 2.16
IADL by face-to-face, mean ± SD3.25 ± 2.183.13 ± 2.053.35 ± 2.29
Relationship between the caregiver and the patient at baseline
 Spouse95 (32.53%)44 (32.84%)51 (32.28%)
 Child176 (60.27%)83 (61.94%)93 (58.86%)
 Other21 (7.19%)7 (5.22%)14 (8.86%)
Change of respondent between the 2 assessments
 No284 (97.26%)127 (94.78%)157 (99.37%)
 Yes8 (2.74%)7 (5.23%)1 (0.63%)
Events between the 2 assessments
 Admission to emergency department (ref. no entry)11 (3.77%)7 (5.22%)4 (2.53%)
 Occurrence of an hospitalization (ref. no hospitalization)14 (4.79%)9 (6.72%)5 (3.16%)
 Occurrence of a fall (ref. no fall)18 (6.16%)13 (9.70%)5 (3.16%)
 Occurrence of a death in family (ref. no occurrence)2 (0.68%)1 (0.75%)1 (0.63%)
 Change of living place (ref. no change)4 (1.37%)4 (2.99%)0
Change of nurse between the 2 assessments
 No280 (95.89%)125 (93.28%)155 (98.10%)
 Yes12 (4.11%)9 (6.72%)3 (1.90%)
Number of calls, mean ± SD1.29 ± 0.611.52 ± 0.781.08 ± 0.30
 1230 (78.77%)84 (62.69%)146 (92.41%)
 243 (14.73%)32 (23.88%)11 (6.96%)
 316 (5.48%)15 (11.19%)1 (0.63%)
 43 (1.03%)3 (2.24%)0