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A food-based, low-energy, low-carbohydrate diet for people with type 2 diabetes in primary care: A randomized controlled feasibility trial.
Diabetes, Obesity and Metabolism ( IF 5.8 ) Pub Date : 2019-11-25 , DOI: 10.1111/dom.13915
Elizabeth Morris 1, 2 , Paul Aveyard 1, 2 , Pamela Dyson 2, 3 , Michaela Noreik 1, 2 , Clare Bailey 4 , Robin Fox 5 , Derek Jerome 6 , Garry D Tan 2, 3 , Susan A Jebb 1, 2
Affiliation  

AIM To examine the feasibility of a food-based, low-energy, low-carbohydrate diet with behavioural support delivered by practice nurses for patients with type 2 diabetes. MATERIALS AND METHODS People with type 2 diabetes and a body mass index (BMI) of ≥30 kg/m2 were randomized 2:1 to intervention or control (usual care) and assessed at 12 weeks. The intervention comprised an 800-1000 kcal/day, food-based, low-carbohydrate (<26% energy) diet for 8 weeks, followed by a 4-week weight maintenance period and four 15-20-minute appointments with a nurse. Primary outcomes were feasibility of recruitment, fidelity of intervention delivery and retention of participants at 12 weeks. Secondary outcomes included change in weight and HbA1c. Focus groups explored the intervention experience. RESULTS Forty-eight people were screened, 33 enrolled and 32 followed-up. Mean (±SD) weight loss in the intervention group was 9.5 kg (± 5.4 kg) compared with 2 kg (± 2.5 kg) in the control group (adjusted difference - 7.5 kg [-11.0 to -4.0, P < 0.001]). Mean reduction in HbA1c in the intervention group was 16.3 mmol/mol (± 13.3 mmol/mol) compared with 0.7 mmol/mol (±4.5 mmol/mol) in the control group (difference - 15.7 mmol/mol [-24.1 to -7.3, P < 0.001]). CONCLUSIONS It is feasible to recruit participants to a food-based, low-energy, low-carbohydrate intervention, for practice nurses to deliver the programme in primary care, and to retain participants in both groups. There is evidence of clinically significant short-term improvements in weight and glycaemic control.

中文翻译:

初级保健中 2 型糖尿病患者的以食物为基础的低能量低碳水化合物饮食:一项随机对照可行性试验。

目的 研究以食物为基础的、低能量、低碳水化合物饮食并由执业护士为 2 型糖尿病患者提供行为支持的可行性。材料和方法 体重指数(BMI)≥30 kg/m2 的 2 型糖尿病患者以 2:1 的比例随机分配至干预组或对照组(常规护理),并在 12 周时进行评估。干预包括每天 800-1000 大卡、以食物为基础的低碳水化合物(<26% 能量)饮食,持续 8 周,然后是 4 周的体重维持期和四次 15-20 分钟的护士预约。主要结果是招募的可行性、干预措施的保真度和参与者在 12 周时的保留率。次要结果包括体重和 HbA1c 的变化。焦点小组探讨了干预经验。结果筛查了 48 人,入组33人,随访32人。干预组的平均 (±SD) 体重减轻为 9.5 kg (± 5.4 kg),而对照组为 2 kg (± 2.5 kg)(调整后差异 - 7.5 kg [-11.0 至 -4.0,P < 0.001]) . 干预组 HbA1c 的平均降低为 16.3 mmol/mol(±13.3 mmol/mol),而对照组为 0.7 mmol/mol(±4.5 mmol/mol)(差异 - 15.7 mmol/mol [-24.1 至 -7.3 , P < 0.001])。结论 招募参与者参加以食物为基础的、低能量、低碳水化合物的干预措施,让执业护士在初级保健中实施该计划,并保留两组参与者是可行的。有证据表明体重和血糖控制有临床意义的短期改善。5 kg)对照组(调整后的差异 - 7.5 kg [-11.0 至 -4.0,P < 0.001])。干预组 HbA1c 的平均降低为 16.3 mmol/mol(±13.3 mmol/mol),而对照组为 0.7 mmol/mol(±4.5 mmol/mol)(差异 - 15.7 mmol/mol [-24.1 至 -7.3 , P < 0.001])。结论 招募参与者参加以食物为基础的、低能量、低碳水化合物的干预措施,让执业护士在初级保健中实施该计划,并保留两组参与者是可行的。有证据表明体重和血糖控制有临床意义的短期改善。5 kg)对照组(调整后的差异 - 7.5 kg [-11.0 至 -4.0,P < 0.001])。干预组 HbA1c 的平均降低为 16.3 mmol/mol(±13.3 mmol/mol),而对照组为 0.7 mmol/mol(±4.5 mmol/mol)(差异 - 15.7 mmol/mol [-24.1 至 -7.3 , P < 0.001])。结论 招募参与者参加以食物为基础的、低能量、低碳水化合物的干预措施,让执业护士在初级保健中实施该计划,并保留两组参与者是可行的。有证据表明体重和血糖控制有临床意义的短期改善。7 毫摩尔/摩尔 [-24.1 至 -7.3,P < 0.001])。结论 招募参与者参加以食物为基础的、低能量、低碳水化合物的干预措施,让执业护士在初级保健中实施该计划,并保留两组参与者是可行的。有证据表明体重和血糖控制有临床意义的短期改善。7 毫摩尔/摩尔 [-24.1 至 -7.3,P < 0.001])。结论 招募参与者参加以食物为基础的、低能量、低碳水化合物的干预措施,让执业护士在初级保健中实施该计划,并保留两组参与者是可行的。有证据表明体重和血糖控制有临床意义的短期改善。
更新日期:2019-11-26
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