Research Paper Volume 11, Issue 11 pp 3876—3890

Figure 1. Comparisons of neuropsychological and cognitive measures between the tea drinking group (T) and non-tea drinking group (NT). A non-parametric permutation test was used to evaluate the significance level in group differences by permuting 10,000 times (* corrected p<0.05). Abbreviations: RAVLT_ir, Rey Auditory Verbal Learning Test with immediate recall; RAVLT_dr, Rey Auditory Verbal Learning Test with delayed recall; DigitSpan_fwd, forward Digit Span; DigitSpan_bwd, backward Digit Span; SDMT_written, Symbol Digit Modalities Test by written response; SDMT_oral, Symbol Digit Modalities Test by oral response; BostonNaming, Boston Naming Test; BlockDesign, Block Design tests from the Wechsler Adults Intelligence Scale (WAIS-III); CTT1, Color Trials Test 1; CTT2, Color Trials Test 2; MMSE, Mini-Mental State Examination, MoCA, Montreal Cognitive Assessment.