EBP (last minute essay)

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Evidence-Based Research Interventions to improve nutritional status

Here are several studies, reviews, and guidelines that address current research about best practices. We suggest that healthcare providers access the entire research study and assess the study’s quality and generalizability before applying the findings to their own clinical practice.

Problem

Adherence issues related to interventions for improving nutritional status

Study Question

What type of interventions improve adherence to recommendations on nutritional intake?

Study 1

Interventions to enhance adherence to dietary advice for preventing and managing chronic diseases in adults

Study data

Desroches, S., Lapointe, A., Ratté, S., Gravel, K., Légaré, F., Turcotte, S. (2013). Cochrane Database of Systematic Reviews, 2013, Issue 2. Art. No.: CD008722.

The purpose of this review was to assess the effects of interventions for enhancing adherence to dietary advice for preventing and managing chronic diseases in adults. Randomized controlled trials that evaluated interventions enhancing adherence to dietary advice for preventing and managing chronic diseases in adults were included if the primary outcome was the patient’s adherence to dietary advice. Of the studies identified, 38 were included involving 9,445 participants. Among studies that measured diet adherence outcomes between an intervention group and a control/usual care group, 32 out of 123 diet adherence outcomes favored the intervention group. Four favored the control group, whereas 62 had no significant difference between groups. Interventions shown to improve at least one diet adherence outcome were telephone follow-up, video, contract, feedback, nutritional tools, and more complex interventions, including multiple interventions. However, these interventions also show no difference in some diet adherence outcomes compared to a control/usual care group, making inconclusive results about the most effective intervention to enhance dietary advice. There was no significant effect on long-term adherence or outcomes. Studies investigating interventions such as a group session, individual session, reminders, restriction, and behavior change techniques reported no diet adherence outcome showing a statistically significant difference favoring the intervention group. Overall, the studies were generally of short duration and low quality, and adherence measures varied widely.

Conclusions

The authors concluded that there is a need for long-term, good-quality studies using more standardized and validated measures of adherence to identify the interventions that should be used in practice to enhance adherence to dietary advice in the context of a variety of chronic diseases.