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Table 3 Validation comparison of surgeons’ reporting of cognitive impairment and information on cognitive function in local databases

From: Validation of orthopaedic surgeons’ assessment of cognitive function in patients with acute hip fracture

Local Databases Norwegian Hip Fracture Register
Cognitive impairment Uncertain No cognitive impairment
Dementia
 Cognitive impairment (%) 279 (71.5) 23 (17.7) 49 (6.4)
 No cognitive impairment (%) 111 (28.5) 107 (82.3) 721 (93.6)
 Total (%) 390 (100) 130 (100) 770 (100)
Dementia and/or IQCODE > 3.44
 Cognitive impairment (%) 363 (79.4) 60 (40.8) 159 (18.3)
 No cognitive impairment (%) 94 (20.6) 87 (59.2) 711 (81.7)
 Total (%) 457 (100) 147 (100) 870 (100)
Dementia and/or IQCODE > 4.0
 Cognitive impairment (%) 357 (78.1) 52 (35.4) 107 (12.3)
 No cognitive impairment (%) 100 (21.9) 95 (64.6) 763 (87.7)
 Total (%) 457 (100) 147 (100) 870 (100)
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