Associations of Sun Exposure with 25-Hydroxyvitamin D and Parathyroid Hormone Levels in a Cohort of Hypertensive Patients: The Graz Endocrine Causes of Hypertension (GECOH) Study

Table 3

Associations of parathyroid hormone with answers from a sun behaviour questionnaire.

Question number	Question content	Answer scores				𝑃 value
		0	1	2	3
1	Personal sun relationship	50 ± 17	49 ± 19	41 ± 14	42 ± 19	0.04
		𝑛=8	𝑛=60	𝑛=34	𝑛=9
2	Skin reaction to sun	41 ± 16	50 ± 16	45 ± 18	47 ± 19	0.71
		𝑛=17	𝑛=25	𝑛=49	𝑛=20
3	Scalp hair as a child	41 ± 14	49 ± 19			0.03
		𝑛=42	𝑛=69
4a	Memory of sunburns	50 ± 19	42 ± 17	43 ± 14		0.048
		𝑛=51	𝑛=39	𝑛=21
4b	Ever sunburns	53 ± 32	45 ± 17			0.38
		𝑛=4	𝑛=107
5a	Beach or open air pools	50 ± 16	40 ± 17			0.003
		𝑛=63	𝑛=48
5b	Sunbathing at home	46 ± 18	46 ± 16			0.97
		𝑛=73	𝑛=38
5c	Gardening	46 ± 17	46 ± 18			0.88
		𝑛=68	𝑛=43
5d	Water sports or shipping	46 ± 18	44 ± 11			0.60
		𝑛=99	𝑛=12
5e	Other outdoor sports	46 ± 17	45 ± 18			0.71
		𝑛=74	𝑛=37
5f	Outdoor work	44 ± 17	50 ± 19			0.15
		𝑛=85	𝑛=26
5g	Holidays in sunny countries	51 ± 16	43 ± 19	52 ± 21	43 ± 15	0.28
		𝑛=13	𝑛=23	𝑛=21	n = 54
5h	Solarium	48 ± 18	36 ± 12			0.006
		𝑛=92	𝑛=19	𝑛=0
5i	Light or UV therapy	46 ± 18	41 ± 12			0.58
		𝑛=106	𝑛=5

Parathyroid hormone data are shown in ng/mL as means ± standard deviation.
𝑃 values are derived from either Student’s t-test or from analysis of variance (ANOVA) with 𝑃 for trend.