From: Association between tea consumption and cognitive impairment in middle-aged and older adults
 | MoCA | |
---|---|---|
Normal (n = 441) | Cognitive impairment (n = 365) | |
Age, years | 60.08 ± 12.36 | 62.05 ± 11.70†|
Sex, n (%) | ||
 Female | 164 (37.19) | 214 (58.63) |
 Male | 277 (62.81) | 151 (41.37) |
Education | ||
 Illiteracy or primary school | 92 (20.86) | 96 (26.30) †|
 Middle school | 195 (44.22) | 198 (54.25) |
 High school or above | 154 (34.92) | 71 (19.45) |
Smoking, n (%) | 180 (40.82) | 154 (42.19) |
Alcohol consumption, n (%) | 143 (32.43) | 101 (27.67) |
Hypertension, n (%) | 246 (55.78) | 224 (61.37) |
Diabetes mellitus, n (%) | 50 (11.34) | 68 (18.63) †|
Dyslipidemia, n (%) | 174 (39.46) | 173 (47.40) †|
Hs-CRP, mg/L | 2.04 ± 3.02 | 2.63 ± 4.70†|
BMI | ||
 Ideal | 254 (57.60) | 184 (50.41) †|
 Intermediate | 168 (38.10) | 151 (41.37) |
 Poor | 19 (4.31) | 30 (8.22) |
Physical activity | ||
 ≥ 80 min | 172 (39.00) | 135 (36.99) |
 1–79 min | 160 (36.28) | 146 (40.00) |
 0 min | 109 (24.72) | 84 (23.01) |
Salt intake | ||
 < 6 g/day | 38 (8.62) | 43 (11.78) |
 6–10 g/day | 244 (55.33) | 195 (53.42) |
 > 10 g/day | 159 (36.05) | 127 (34.79) |
Tea consumption, n (%) | ||
 Never | 233 (52.83) | 242 (66.30) †|
 Habitual | 208 (47.17) | 123 (33.70) |
Frequency of tea consumption, n (%) | ||
 Never | 233 (52.83) | 242 (66.30) †|
 Less than once/month | 8 (1.81) | 3 (0.82) |
 1–3 times/month | 38 (8.62) | 16 (4.38) |
 1–3 times/week | 41 (9.30) | 20 (5.48) |
  ≥ 4 times/week | 121 (27.44) | 84 (23.01) |
Types of tea consumption, n (%) | ||
 Never | 233 (52.83) | 242 (66.30) †|
 Green tea | 125 (28.34) | 51 (13.97) |
 Others | 83 (18.82) | 72 (19.73) |