Cognitive performance | Vitamin B12 (μg/day) | ||||
---|---|---|---|---|---|
1st quartile | 2nd quartile | 3rd quartile | 4th quartile | ||
MMSE | B (95%CI) | − 0.30 (− 0.43, − 0.16) | − 0.21 (− 0.34, − 0.08) | Ref | 0.32 (0.17, 0.46) |
P value | < 0.001* | 0.002* | Ref | < 0.001* | |
MoCA | B (95%CI) | − 0.56 (− 0.77, − 0.36) | − 0.49 (− 0.69, − 0.29) | Ref | 0.38 (0.16, 0.60) |
P value | < 0.001* | < 0.001* | Ref | 0.001* | |
AVLT-IR | B (95%CI) | − 0.65 (− 0.97, − 0.33) | − 0.60 (− 0.92, − 0.27) | Ref | − 0.01 (− 0.35, 0.35) |
P value | < 0.001* | < 0.001* | Ref | 0.987 | |
AVLT-SR | B (95%CI) | − 0.30 (− 0.46, − 0.14) | − 0.08 (− 0.24, 0.09) | Ref | − 0.04 (− 0.21, 0.14) |
P value | < 0.001* | 0.352 | Ref | 0.687 | |
AVLT-LR | B (95%CI) | − 0.32 (− 0.49, − 0.14) | − 0.11 (− 0.29, 0.07) | Ref | 0.01 (− 0.19, 0.20) |
P value | < 0.001* | 0.231 | Ref | 0.957 | |
SDMT | B (95%CI) | − 1.78 (− 2.47, − 1.09) | − 1.22 (− 1.89, − 0.55) | Ref | 1.17 (− 0.43, 1.92) |
P value | < 0.001* | < 0.001* | Ref | 0.272 | |
LMT | B (95%CI) | − 0.70 (− 1.14, − 0.26) | − 0.69 (− 1.12, − 0.27) | Ref | 0.17 (− 0.30, 0.64) |
P value | 0.002* | 0.001* | Ref | 0.483 | |
DSF | B (95%CI) | − 0.13 (− 0.22, − 0.03) | 0.01 (− 0.08, 0.09) | Ref | − 0.08 (− 0.18, 0.02) |
P value | 0.007* | 0.893 | Ref | 0.117 | |
DSB | B (95%CI) | − 0.11 (− 0.20, − 0.03) | − 0.11 (− 0.19, − 0.03) | Ref | 0.03 (− 0.06, 0.12) |
P value | 0.007* | 0.008* | Ref | 0.487 |