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Table 3 Results of repeated measures ANOVA on questionnaire scores by surgery

From: Evaluation of eating habits and lifestyle in patients with obesity before and after bariatric surgery: a single Italian center experience

 

T0

T1

Sexa

Agea

pb

Wilks’ Λ

Mean ± SD

Mean ± SD

RYGB n = 50 (25F/25M)

      

 FF—food frequency

32.9 (4.9)

39.5 (3.3)

0.5744

0.5219

0.0017

0.809

 FH—food habits

24.5 (4.3)

34.4 (2.6)

0.0162

0.0781

<0.0001

0.6327

 PA—physical activity and lifestyle

3.6 (2.4)

6.1 (3.1)

0.0501

0.6788

0.4431

0.9874

 Smoking habit

3.7 (4.4)

3.7 (4.4)

n.a.

n.a.

n.a.

n.a.

SG n = 48 (25F/23F)

      

 FF—food frequency

33.8 (4)

38.2 (3.2)

0.6475

0.1116

0.0002

0.7266

 FH—food habits

24.7 (4.8)

33.5 (2.6)

0.0032

0.4936

<0.0001

0.6348

 PA—physical activity and lifestyle

5.2 (2.3)

7.9 (3.4)

0.0199

0.639

0.2603

0.9719

 Smoking habit

4.6 (4.9)

4.6 (4.9)

n.a.

n.a.

n.a.

n.a.

  1. T0 and T1 scores are reported as mean ± standard deviation (SD)
  2. FF, FH and PA scores were placed into tertiles; the worst evaluation was assigned to the lowest tertile while the best evaluation was assigned to the highest
  3. Smoking habit was investigated with six semi-quantitative questions. Each question included multiple choices coded from a score ranging from 1 to 3; the minimum score was assigned to the healthiest habit
  4. n.a. not applicable, RYGB Roux-en-Y Gastric Bypass, SG sleeve gastrectomy
  5. a p value relative to the significance of the term in the analysis
  6. bAge- and sex-adjusted p value relative to testing equality of scores before and after the surgery