The purpose of this study was to evaluate influences of a behavioral blood pressure (BP) control program (Kenkoutatsujin
TM) on BP and lifestyles in participants who received only first computer-tailored-advice out of two advices (one advice [OA]-group). Previous study has shown that the program led to sustained home BP reductions and lifestyle improvements in participants who received two advices (two advices [TA]-group). Since the results in OA-group were unknown, changes of clinic BPs and lifestyles in OA-group were compared with those in TA-group at follow-up survey. Follow-up-questionnaires were mailed for 693 participants 10-months after the program entry. Among 468 respondents (OA: n=248, response rate: 56.1%; TA: n=220, 87.6%), 232 participants were excluded because of antihypertensive-drug-therapy change (n=124) or incomplete-data (n=108). Finally, 236 subjects (OA: n=126, 62.3 yrs; TA: n=110, 61.9 yrs) were analyzed. Clinic BP reductions in both groups were significant (OA: –5.5/–4.2 mmHg; TA: –8.8/–6.5mmHg), and diastolic BP in TA-group was tended to reduce more than that in OA-group. Although lifestyle improvements were observed in both groups, they were superior in TA-group. The lifestyle improvements related to the clinic BP reductions in both groups. These results suggest that only one-tailored behavioral intervention may contribute to long-term lifestyle improvements and BP control.
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