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Biomedical subjects

U Rabast

Publications and source records attributed to U Rabast.

At least 55 records · Page 3Linked to original sources

Dietetic treatment of obesity with low and high-carbohydrate diets: comparative studies and clinical results.

In spite of numerous studies in the literature, it is still questionable as to whether the isocaloric exchange of carbohydrate and fat, in the form of a diet, leads to different degrees of weight loss. In comparative studies, obese patients given a low-carbohydrate (4.14 MJ [1000 kcal]) formula diet (diet Ia) lost 14.0 +/- 1.4 kg and those given an iso-energetic high-carbohydrate diet (diet Ib) 9.8 +/- 0.9 kg. The degree of weight loss was significantly different. Daily weight losses were 362 g and 298 g respectively. Comparative studies of high and low-carbohydrate (7.83 MJ [1900 kcal]) formula diets (diets IIa and b) with a greater number of calories did not show any significant difference. However, there was a greater mean weight loss with the low-carbohydrate diet (351 g/day) compared with that under the high-carbohydrate diet (296 g/day). Evaluation of 117 patients treated with formula diets resulted in a weight loss of over 9 kg in 102 obese patients and over 18 kg in 52 patients. The good response to the low-carbohydrate diet was partly responsible for the successful therapy.

Adult↗

Comparative studies in obese subjects fed carbohydrate-restricted and high carbohydrate 1,000-calorie formula diets.

45 obese subjects were fed a high-carbohydrate, relatively low-fat, or a low-carbohydrate, relatively high-fat 1,000-calorie (4.14MJ) formula diet. The diet provided for an isoenergetic substitution of 170 g of carbohydrates for 75 g of fat. Weight reduction up to day 30 was significantly higher in the subjects on the carbohydrate-restricted diet. There were no significant differences between the water and electrolyte balances. The mean total weight reduction achieved on the high-carbohydrate diet was 9.8 +/- 4.5kg with a mean daily weight loss of 298 +/- 80g, while the corresponding values on the carbohydrate-restricted diet were 14 +/- 7.2 kg and 362 +/- 91 g/day, respectively.

Adult↗

[Treatment of obesity with low-carbohydrate diets (author's transl)].

Therapeutic problems with low-carbohydrate diets in the weight reduction of the obese are summarized presenting results of the literature and results of the own group. The small number of patients and the short periods of treatment do account to the controverse results observed by other authors with low-carbohydrate diets. Also studies performed under ambulant conditions should be interpreted carefully. The therapeutic effect of the low-carbohydrate formula diet tested, satisfied even in comparison with a diet discribed in other studies. Concentrations of plasma triglycerides and cholesterol elevated in part turned to normal during therapy. There were no side effects of the gastro-intestinal tract. Hypocaloric diets with reduction of carbohydrates are discussed to have a good therapeutic effect for the following reasons: High value of satiety and increase of the metabolic rate.

Body Weight↗