Isolated systolic hypertension and its associated risk factors in Iranian middle age and older population: a population-based study

Table 2 Prevalence of isolated systolic hypertension by sociodemographic variables in the study population

Variables	Prevalence of ISH	95% Confidence interval		P-value
Variables	Prevalence of ISH	Lower	Upper	P-value
Age groups (year)
45–49	6.78	5.27	8.67	< 0.001
50–54	11.85	10.17	13.75
55–59	15.85	13.85	18.06
60–64	21.73	19.07	24.65
65–69	30.51	26.68	34.60
Gender				0.861
Men	15.68	14.12	17.39
Women	15.87	14.54	17.29
Education level				< 0.001
Illiterate	22.81	19.37	26.64
Primary	16.45	14.63	18.43
Guidance	16.23	13.67	19.16
Highschool	13.57	11.91	15.45
College	12.66	10.07	15.81
Economic status				< 0.001
Low	18.75	16.87	20.79
Middle	15.36	13.65	17.24
High	13.31	11.71	15.09
Marital status				0.362
Yes	15.63	14.55	16.76
No	17.22	14.08	20.89
Job				< 0.001
Practitioner	9.82	8.05	11.93
Retired	19.77	17.66	22.07
Housekeeper	16.11	14.68	17.63
Others	11.59	5.87	21.61
Current smoking				0.174
Yes	14.02	11.58	16.88
No	16.09	14.98	17.26
Diabetes				< 0.001
Diabetic	23.63	21.21	26.23
Nondiabetic	13.31	12.23	14.48
Body Mass Index				< 0.001
< 18.5	4.34	1.07	16.01
18.5–24.9	12.84	10.82	15.17
25–29.9	15.43	13.89	17.11
≥ 30	18.05	16.31	19.93
Abdominal obesity				< 0.003
Yes	16.85	15.59	18.18
No	13.35	11.67	15.24

ISSN: 1471-2261