Nutritional Status of Obese Patients After Weight Loss Surgery
Author Information
Author(s): Alqahtani Seham J., Alfawaz Hanan A., Awwad Fuad A., Almnaizel Ahmad T., Alotaibi Anwar, Bajaber Adnan S., El-Ansary Afaf
Primary Institution: King Saud University, Riyadh, Saudi Arabia
Hypothesis
What are the pre- and post-surgery nutrient deficiencies in bariatric candidates who underwent laparoscopic sleeve gastrectomy?
Conclusion
The study confirms the necessity for individualized dietary plans and close monitoring of candidates’ nutritional status before and after bariatric surgery.
Supporting Evidence
- Food intake and eating patterns significantly changed during the first year post-surgery.
- The mean energy intake at 3M post-surgery was significantly lower than pre-surgery.
- Vitamin D deficiency improved significantly from pre- to post-surgery.
- 35.7% of participants were deficient in iron status, with higher levels in females.
- Participants showed significant weight loss in the first 6 months post-surgery.
Takeaway
This study looked at how people who had weight loss surgery changed their eating habits and nutrient levels over a year. It found that many still needed to pay attention to their vitamins and minerals.
Methodology
An observational prospective study with pre- and post-surgery assessments at four intervals: pre-surgery, 3 months, 6 months, and 12 months.
Potential Biases
The observational design limits the ability to establish cause-and-effect relationships.
Limitations
The relatively small number of participants limits the generalizability of the findings.
Participant Demographics
Participants were aged 19-60 years, with 53.57% female and 46.43% male.
Statistical Information
P-Value
p<0.001
Confidence Interval
95% CI: 1.53, 3.97
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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