Table 5.

Psychiatric symptom and cognitive comparisons among the “longstanding SMC” subgroup, “recent SMC” subgroup, and “no SMC” subgroup.

		Longstanding SMC subgroup	Recent SMC subgroup	No SMC subgroup
HAD total score for anxiety	N (total)	24	26	26
	Median [IQR]	6.5 [3; 8]	7 [5; 12]	4.5 [1.25; 6]
	Min; max	0; 14	0; 16	0; 14
		H = 8.844, p = 0.012*a
HAD total score for depression	N (total)	24	26	26
	Median [IQR]	5 [2; 6.25]	9 [4.25; 11]	2 [1; 4]
	Min; max	0; 17	0; 18	0; 10
		H = 20.159, p < 0.001*a
PCL-C total score	N (total)	24	26	26
	Median [IQR]	29 [19; 38.25]	32.5 [24.5; 41.75]	20.5 [19; 26.75]
	Min; max	17; 57	17; 77	17; 45
		H = 13.31, p = 0.001*a
MMSE total score for temporal orientation	N (total)	24	26	26
	Median [IQR]	5 [4; 5]	5 [5; 5]	5 [5; 5]
	Min; max	2; 5	0; 5	4; 5
		H = 3.023, p = 0.221a
MMSE total score for spatial orientation	N (total)	24	26	26
	Median [IQR]	5 [5; 5]	5 [4; 5]	5 [5; 5]
	Min; max	4; 5	0; 5	4; 5
		H = 3.187, p = 0.203a
TMT-A completion time (seconds)	N (total)	22	24	24
	Median [IQR]	39 [32.75; 65.75]	63 [44.75; 100]	48.5 [39; 54.87]
	Min; max	20; 126	29; 300	26; 145
		H = 6.527, p = 0.038*a
VFT – number of correct animals	N (total)	24	26	26
	Median [IQR]	15 [13; 18]	15 [13; 17.75]	16.5 [13.25; 20]
	Min; max	0; 25	3; 22	8; 27
		H = 1.797, p = 0.407a
WL – number of correct words	N (total)	24	24	24
	Median [IQR]	6 [4.75; 7]	5 [4.75; 7]	6 [5; 7]
	Min; max	0; 9	0; 9	3; 10
		H = 1.204, p = 0.548a

SMC subjective memory complaint, HAD Hospital Anxiety and Depression Scale, PCL-C Post-Traumatic Stress Disorder Checklist, MMSE Mini-Mental State Evaluation, TMT-A Trail Making Test A, VFT Verbal Fluency Test, WL Word List Memory Task, IQR interquartile range, Min minimum, Max maximum.

*Statistically significant difference (p < 0.05).

^aKruskal–Wallis test.