. 2022 Feb 17;9:843512. doi: 10.3389/fnut.2022.843512

Table 2.

Baseline demographics details and questionnaire scores.

		*Placebo (n =* 45)**	*Lutein/zeaxanthin (n =* 45)**	p-value
Age	Mean	60.04	58.78	0.480^a
	SE	1.27	1.26
Sex	Female (n)	35	36	0.796^b
	Male (n)	10	9
BMI	Mean	27.12	27.20	0.934^a
	SE	0.59	0.67
Systolic blood pressure (mmHg)	Mean	126.60	128.89	0.501^a
	SE	2.29	2.50
Diastolic blood pressure (mmHg)	Mean	82.58	82.89	0.866^a
	SE	1.17	1.42
Marital status	Single	18	11	0.114^b
	Married/ defacto	27	34
Educational level	Secondary	20	16	0.435^b
	Tertiary	17	16
	Post-graduate	8	13
Exercise level (n)	Never/ rarely	8	7	0.519^b
	1 to 2 times a week	5	10
	3 to 5 times a week	15	15
	6+ times a week	17	13
Taking any prescription medication	Yes	21	26	0.291^b
Taking nutraceutical/ phytoceutical	Yes	25	21	0.399^b
TICS score	Mean	26.87	27.40	0.461^a
	SE	0.56	0.46
CFQ - Total score	Mean	43.16	43.33	0.946^a
	SE	1.57	2.10
BRIEF-A Behavioral Regulation	Mean	45.42	44.78	0.735^a
	SE	1.21	1.46
BRIEF-A Metacognition	Mean	66.84	65.87	0.728^a
	SE	1.91	2.05
PROMIS-29 Physical Function	Mean	18.98	19.18	0.593^a
	SE	0.28	0.25
PROMIS-29 Anxiety	Mean	7.11	7.40	0.756^a
	SE	0.83	0.41
PROMIS-29 Depression	Mean	6.07	6.44	0.503^a
	SE	0.42	0.38
PROMIS-29 Fatigue	Mean	10.40	10.02	0.648^a
	SE	0.58	0.59
PROMIS-29 Sleep disturbances	Mean	11.58	10.56	0.174^a
	SE	0.60	0.45
PROMIS-29 Ability to participate in social roles and activities	Mean	16.18	16.16	0.977^a
	SE	0.57	0.54
PROMIS-29 Pain interference	Mean	6.84	6.29	0.439^a
	SE	0.556	0.45
PROMIS-29 Pain intensity	Mean	2.38	1.84	0.203^a
	SE	0.32	0.266
POMS-A Total Mood Disturbance	Mean	90.69	91.02	0.914^a
	SE	1.84	2.46

Independent samples t-test;

Chi-square analysis.