Table 2 Weight loss in the total and propensity score-matched cohorts at 1, 3, 6, and 12-month follow-up after surgery.

From: Safety and effectiveness of reduced-port laparoscopic sleeve gastrectomy in Asian morbidly obese patients

 

Total cohort

Matched cohorts

SPSG + RPSG (n = 75)

CLSG (n = 73)

Total (n = 148)

P-value

SPSG + RPSG (n = 50)

CLSG (n = 50)

Total (n = 100)

P-value

Weight loss (kg, mean ± SD)

1-month

10.5 ± 3.7

12.0 ± 3.4

11.2 ± 3.6

0.015

11.3 ± 3.8

11.5 ± 3.4

11.4 ± 3.6

0.770

3-month

18.1 ± 5.4

20.8 ± 6.3

19.5 ± 6.0

0.009

19.7 ± 5.4

19.5 ± 6.4

19.6 ± 5.9

0.883

6-month

25.3 ± 8.3

27.6 ± 9.4

26.4 ± 8.9

0.142

27.3 ± 8.9

25.7 ± 8.7

26.5 ± 8.8

0.362

12-month

28.5 ± 10.8

31.4 ± 11.2

29.9 ± 11.1

0.112

30.5 ± 11.7

29.7 ± 11.3

30.1 ± 11.5

0.708

BMI reduction (kg/m2, mean ± SD)

1-month

3.9 ± 1.3

4.2 ± 1.1

4.0 ± 1.2

0.105

4.1 ± 1.3

4.1 ± 1.1

4.1 ± 1.2

0.998

3-month

6.8 ± 1.9

7.3 ± 1.8

7.0 ± 1.9

0.114

7.2 ± 1.9

6.9 ± 1.8

7.1 ± 1.9

0.456

6-month

9.5 ± 2.8

9.7 ± 2.9

9.6 ± 2.9

0.668

10.0 ± 3.1

9.2 ± 2.8

9.6 ± 2.9

0.160

12-month

10.6 ± 3.7

11.1 ± 3.7

10.8 ± 3.7

0.500

11.2 ± 4.1

10.6 ± 3.9

10.9 ± 4.0

0.479

%TWL (%, mean ± SD)

1-month

10.3 ± 3.1

10.4 ± 2.7

10.4 ± 2.9

0.769

10.5 ± 3.1

10.7 ± 2.7

10.6 ± 2.9

0.746

3-month

17.8 ± 4.0

17.9 ± 4.3

17.9 ± 4.2

0.947

18.3 ± 4.0

18.0 ± 4.5

18.1 ± 4.3

0.719

6-month

24.8 ± 6.0

23.5 ± 6.5

24.2 ± 6.2

0.218

25.2 ± 6.3

23.4 ± 6.3

24.3 ± 6.3

0.190

12-month

27.9 ± 8.2

26.9 ± 8.2

27.4 ± 8.2

0.469

28.2 ± 8.8

27.1 ± 8.6

27.6 ± 8.7

0.528

%EWL (%, mean ± SD)

1-month

34.3 ± 15.9

30.2 ± 14.2

32.3 ± 15.2

0.111

32.6 ± 17.1

33.3 ± 15.4

33.0 ± 16.1

0.843

3-month

58.3 ± 21.6

50.9 ± 20.5

54.5 ± 21.3

0.040

55.7 ± 22.4

55.5 ± 22.2

55.6 ± 22.2

0.972

6-month

80.3 ± 25.3

65.9 ± 26.5

73.2 ± 26.8

0.001

75.0 ± 25.0

71.1 ± 28.3

73.0 ± 26.7

0.489

12-month

90.0 ± 29.8

75.2 ± 29.9

82.7 ± 30.6

0.003

84.3 ± 29.0

81.3 ± 31.8

82.8 ± 30.3

0.633

  1. Significant values are italics.
  2. SPSG single-port sleeve gastrectomy, RPSG reduced port sleeve gastrectomy, CLSG conventional laparoscopic sleeve gastrectomy, BMI body mass index, %TWL percent of total weight loss, [(initial weight) – (postoperative weight)]/([(initial weight)] × 100; %EWL, percent excess weight loss, [(initial weight) – (postoperative weight)]/[(initial weight) – (ideal weight)].
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