Table 3.

MoCA Severity Grade at Baseline and 1‐year Follow‐up by Study Groups

1‐year follow‐up	N	Label	Mean	Std Dev	Median	Minimum	Maximum	Lower 95%	Upper 95%
LAAO: BASELINE MCI (n=18)
No dementia	11	Baseline MoCA score	23.91	1.38	24	21	25	22.99	24.83
		Follow‐up MoCa Score	27.64	1.5	27	26	30	26.63	28.65
		Change in MoCA score	3.73	1.56	4	1	6	2.68	4.77
Mild cognitive impairment	7	Baseline MoCA score	22.71	1.6	23	20	24	21.23	24.2
		Follow‐up MoCa Score	22.71	2.21	23	19	25	20.67	24.76
		Change in MoCA score	0	1.29	0	‐2	2	‐1.19	1.19
OAC: BASELINE MCI (n=19)
No dementia	5	Baseline MoCA score	24.4	0.89	25	23	25	23.29	25.51
		Follow‐up MoCa Score	27.2	1.64	26	26	29	25.16	29.24
		Change in MoCA score	2.8	1.79	3	1	5	0.58	5.02
Mild cognitive impairment	13	Baseline MoCA score	23.54	2.22	25	18	25	22.2	24.88
		Follow‐up MoCa Score	21.46	2.73	20	18	25	19.81	23.11
		Change in MoCA score	−2.08	3.75	−1	−7	7	−4.34	0.19
Moderate cognitive impairment	1	Baseline MoCA score	25	.	25	25	25	.	.
		Follow‐up MoCa Score	15	.	15	15	15	.	.
		Change in MoCA score	−10	.	−10	−10	−10	.	.

LAAO indicates left atrial appendage occlusion; MCI, mild cognitive impairment; MoCA, Montreal Cognitive Assessment; and OAC, oral anticoagulant.