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Table 3 Associations between LTRA use and cognitive test performance over time in the MCI group

From: Leukotriene receptor antagonist use and cognitive decline in normal cognition, mild cognitive impairment, and Alzheimer’s dementia

  n RR or Β [95% CI] β [95% CI] z or t p value
User Non-user
Logical memory
 Immediate memory 197 582 RR = 1.015 [0.991, 1.039] - 1.24 .2150
 Delayed memory 197 581 RR = 1.032 [0.993, 1.074] - 1.59 .1120
Psychomotor processing speed
 Digit Symbol Substitution Test 150 431 B = 0.690 [0.035, 1.344] 0.055 [0.003, 0.107] 2.07 .0400
Language
 Boston Naming Test 197 584 B = 0.189 [−0.049, 0.427] 0.035 [−0.009, 0.079] 1.55 .1210
 Animal naming 197 584 B = 0.189 [−0.043, 0.421] 0.034 [−0.008, 0.075] 1.59 .1120
 Vegetable naming 197 581 B = 0.035 [−0.129, 0.200] 0.001 [−0.030, 0.047] 0.42 .6755
  1. RR rate ratio, B unstandardized coefficient, z for logical memory, and t for all other tests
  2. *Significant at FDR 0.1