Page 171 - Petelin, Ana, ur. 2021. Zdravje starostnikov / Health of the Elderly. Zbornik povzetkov z recenzijo / Book of Abstracts. Koper: Založba Univerze na Primorskem/University of Primorska Press
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valence of sarcopenic obesity in patients undergoing ortopedic posterji | poster presentations
surgery
Mihaela Jurdana1, Ana Tomažič2, Lilijana Vouk Grbac3
1 University of Primorska, Faculty of Health Sciences, Izola, Slovenia
2 Health Promotion Center Nova Gorica, Nova Gorica, Slovenia
3 Valdoltra Orthopaedic Hospital, Ankaran, Slovenia
Introduction. Sarcopenic obesity is a syndrome characterized by an increased
amount of fat with a concomitant decrease in lean muscle mass. Studies have
shown that adults with sarcopenic obesity have an increased risk of falls and
fractures, it is associated with cardiovascular disease and complications after
orthopedic surgical treatments. The aim of the study was to investigate the
prevalence of sarcopenic obesity in elective surgical patients at Valdoltra Or-
thopaedic Hospital.
Methods. The study included 196 participants (77 men and 119 women, mean
age 65 ± 8 years in men and 66 ± 10 years in women) scheduled for hip or knee
replacement surgery and patients scheduled for spine surgery in Orthopedic
hospital Valdoltra. Anthropometric measurements were performed (body
weight, height, BMI, waist circumference). A Tanita portable body composi-
tion monitor (Body Composition Monitor BC-730) was used to measure body
composition: fat-free mass, percentage of fat mass and water were calculated.
The ratio between fat mass (FM) and fat-free mass (FFM), (FM/FFM) was used
to diagnose sarcopenic obesity. Individuals with a ratio greater than 0.80 were
classified as sarcopenic obese. The research was approved by the Ethics Com-
mittee of Valdoltra Orthopedic Hospital, No. Approval 6/2019.
Results. The weight of the male subjects was 93.2 ± 16.0 kg, waist circumfer-
ence 109 ± 14 cm, BMI 31.4 ± 4.8 kg/m2 and for the female subjects 78.9 ±
12.9 kg, 101 ± 11 cm, BMI 30, 8 ± 5.0 kg/m2. The mean FFM of male subjects
was 59.7 ± 7.1 kg, for females 43.3 ± 4.6 kg and the percentage of fat mass was
31.7 ± 6.5 % for males and 41.2 ± 4, 7 % for females. The ratio FM/FFM was
0.75 ± 0.15 in females and 0.50 ± 0.16 in males. In 39 female and three male
subjects, the ratio FM/FFM was greater than 0.80. Among subjects scheduled
for knee replacement surgery, sarcopenic obesity was the most common (27
%), followed by spine surgery (25 %). Despite the fact that the majority of sub-
jects were scheduled for hip replacement surgery, the prevalence of sarcopen-
ic obesity was lowest in this group (14 %).
Discussion and conclusions. The results of the study showed that sarcopenic obe-
sity is more common in women, which is also confirmed by the results of other
studies. The reason for the difference between the gender is not clear, but it is
probably due to hormonal changes during menopause. The study showed un-
expected results on the prevalence of sarcopenic obesity in patients scheduled
for spine surgery, most likely due to delayed surgery. Due to the aging popula-
tion, obesity epidemic, and lifestyle changes, sarcopenic obesity is increasingly
becoming a diagnostic and therapeutic challenge.
Keywords: sarcopenic obesity, surgery patients, ageing

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