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Fig. 3 | Biology of Sex Differences

Fig. 3

From: National trends of pre-hypertension and hypertension among Iranian adolescents across urban and rural areas (2007–2011)

Fig. 3

a Gender/area-specific trend for unadjusted prevalence of pre-hypertension in Iranian adolescents, aged 15–19 years based on JNC-VII guideline: SuRFNCD 2007–2011. P-interaction for girls-area = 0.59 and for boys-area = 0.31. b Gender/area-specific trend for unadjusted prevalence of hypertension in Iranian adolescents, aged 15–19 years, based on JNC-VII guideline: SuRFNCD 2007–2011. P-interaction for girls-area = 0.95 and for boys-area = 0.13. Error bars show standard errors of marginal effects

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