Basic Study
Copyright ©The Author(s) 2020.
World J Psychiatr. Apr 19, 2020; 10(4): 46-58
Published online Apr 19, 2020. doi: 10.5498/wjp.v10.i4.46
Table 5 Accuracy of Lighthouse components and Letter and Shape Drawing test for delirium diagnosis in the overall population (n = 180) and in those with dementia (n = 90)
Sensitivity (95%CI)Specificity (95%CI)Positive predictive value (95%CI)Negative predictive value (95%CI)Overall accuracy (95%CI)
Overall population (n = 180)
LH-ID74.0% (64.5-82.1)44.7% (33.3-6.6)64.7% (59.2-69.8)55.7% (45.5- 65.5)61.7% (54.1-68.8)
LH-FA69.2% (59.4-77.9)67.1% (55.4-77.5)74.2% (67.1-80.3)61.5% (53.4- 68.9)68.3% (61.0-75.1)
LH-SA84.6% (76.2-90.9)63.2% (51.3-73.9)75.9% (69.8-81.0)75.0% (64.9-82.9)75.6% (68.6-81.6)
LSD74.0% (64.5-82.1)75.0% (63.7-84.2)80.2% (73.0-85.9)67.9% (59.8-75.0)74.4% (67.4-80.6)
Dementia population (n = 90)
LH-ID81.7% (69.6-90.5)33.3% (17.3-52.8)71.0% (64.9-76.4)47.6% ( 30.3-65.5)65.6% (54.8-75.3)
LH-FA76.7% (64.0-86.6)66.7% (47.2-82.7)82.1% (73.1-88.6)58.8% (45.8-70.7)73.3% (63.0-82.1)
LH-SA88.3% (77.4-95.2)60.0% (40.6-77.3)81.5% (73.8-87.4)72.0% (54.7-84.6)78.9% (69.0-86.8)
LSD83.3% (71.5-91.7)63.3 % (43.9-80.1)82.0% (73.7-88.1)65.5% (50.4- 78.1)76.7% (66.6- 84.9)