scholarly journals Association Between Antihypertensive Medication Adherence and Visit-to-Visit Variability of Blood Pressure

2012 ◽  
Vol 15 (2) ◽  
pp. 112-117 ◽  
Author(s):  
Paul Muntner ◽  
Emily B. Levitan ◽  
Cara Joyce ◽  
Elizabeth Holt ◽  
Devin Mann ◽  
...  
2013 ◽  
Vol 2013 ◽  
pp. 1-8 ◽  
Author(s):  
Robert D. Keeley ◽  
Margaret Driscoll

Background. Developing interventions to improve medication adherence may depend upon discovery of novel behavioral risk factors for nonadherence.Objective. Explore the effects of emotional response (ER) on adherence to antihypertensive medication and on systolic blood pressure (SBP) improvement.Design. We studied 101 adults with diabetes and hypertension. The primary outcome, 90-day “percentage of days covered” adherence score, was determined from pharmacy refill records. The secondary outcome was change in SBP over 90 days. ER was classified as positive, negative, or neutral.Results. Average adherence was 71.6% (SD 31.4%), and negative and positive ER were endorsed by 25% and 9% of subjects, respectively. Gender moderated the effect of positive or negative versus neutral ER on adherence (interactionP=0.003); regardless of gender, negative and positive ER were associated with similarly high and low adherence, respectively, but males endorsing neutral ER had significantly higher adherence than their female counterparts (85.6% versus 57.1%,Fvalue = 15.3,P=0.0002). Adherence mediated ER's effect on SBP improvement: among participants with negative, but not positive or neutral, ER, increasing adherence and SBP improvement were correlated (Spearman’sr=0.49,P=0.02).Conclusions. Negative, but not positive or neutral, ER predicted better medication adherence and a correlation between medication adherence and improvement in SBP.


QJM ◽  
2013 ◽  
Vol 106 (10) ◽  
pp. 909-914 ◽  
Author(s):  
K. Matsumura ◽  
H. Arima ◽  
M. Tominaga ◽  
T. Ohtsubo ◽  
T. Sasaguri ◽  
...  

2020 ◽  
Vol 12 (1) ◽  
pp. 395-400
Author(s):  
Umar Idris Ibrahim ◽  
Shafiu Mohammed ◽  
Abdulkadir Umar Zezi ◽  
Basira Kankia Lawal

Hypertension is a chronic medical condition characterized by an elevated arterial blood pressure with increasing prevalence in developing countries including Nigeria. One of the integral elements in management of hypertension is adherence to medication and life-style modification. This study aimed to assess adherence level for anti-hypertensive medications among adult hypertensive patients attending public hospitals in Kano State, Nigeria. The study was a cross sectional prospective survey involving 600 patients from six public healthcare facilities selected by multistage sampling technique. Adherence status was assessed using Morisky medication adherence scale. Sociodemographic data and other factors that may influence adherence to hypertension medications were evaluated. Out of the 598 patients that participated in the study, only 178 (29.8%) have their BP controlled based on JNC8. Three hundred and thirty two (55.5%) out of 598 patients have good adherence, while 266 (45.5%) have poor adherence. Of the 178 patients who had good BP control, 120 (67.5%) have good adherence while 58 (32.5%) have poor adherence. BP control was significantly higher in those that adhered to antihypertensive medication compared with non-adhering patients (χ2 = 14.526; df = 1; p-value = < 0.001). Additionally, Chi-square test showed significant association between number of antihypertensives and blood pressure control. (χ2=37.556, df=3, p<0.001). The study established that 55.5% of the respondents have good adherence to their antihypertensive medication while 29.8% had their BP controlled. Adherence and number of antihypertensive medication a patient is taking were found to have significant relationship with BP control. Keywords: Medication, adherence, hypertension, antihypertensive


Author(s):  
Gabriel U.P. Iloh ◽  
John N. Ofoedu ◽  
Patrick U. Njoku ◽  
Agwu N. Amadi ◽  
Ezinne U. Godswill-Uko

Background: As the case detection rates of hypertension increase in adult Nigerians, achieving target blood pressure (BP) control has become an important management challenge.Objectives: To describe medication adherence and BP control amongst adult Nigerians with primary hypertension attending a primary care clinic of a tertiary hospital in a resource-poor environment in Eastern Nigeria.Methods: A cross-sectional study was carried out in 140 adult patients with primary hypertension who have been on treatment for at least 6 months at the primary care clinic of Federal Medical Centre, Umuahia. A patient was said to have achieved goal BP control if the BP was < 140 per 90 mmHg. Adherence was assessed in the previous 30 days using a pretested researcher-administered questionnaire on 30 days of self-reported therapy. Adherence was graded using an ordinal scoring system of 0–4; an adherent patient was one who scored 4 points in the previous 30 days. Reasons for non-adherence were documented.Results: Adherence to medication and BP control rates were 42.9% and 35.0% respectively. BP control was significantly associated with medication adherence (p = 0.03), antihypertensive medication duration ≥3 years (p = 0.042), and taking ≥ one form of antihypertensive medication (p = 0.04). BP at the recruitment visit was significantly higher than at the end of the study (p = 0.036). The most common reason for non-adherence was forgetfulness (p = 0.046).Conclusion: The rate of BP control amongst the study population was low, which may be connected with low medication adherence. This study urges consideration of factors relating to adherence alongside other factors driving goal BP control.


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