Table 1 Baseline characteristics of patients by treatment time and weight loss status

N = 8196

2779

1990

370

1815

1242

Female, %

76.2^cde

77.2^cde

72.7^ab

71.7^ab

72.7^ab

Age, years

45.9 (13.0)^bcde

48.1 (12.9)^acde

49.2 (12.6)^abde

52.2 (12.7)^abce

54.4 (12.5)^abcd

Initial Weight, kg

112.6 (25.0)

110.6 (23.9)^e

112.3 (24.6)

112.7 (27.0)

114.7 (25.5)^b

Weight change, %

-

1.0 (2.3)^cde

8.8 (7.6)^bde

−0.23 (4.2)^bce

12.8 (9.1)^bcd

Initial BMI, kg/m²

40.3 (7.6)^e

39.8 (7.2)^e

39.9 (7.8)

40.5 (8.2)

41.2 (7.9)^ab

Final BMI, kg/m²

-

39.4 (7.2)^cde

36.7 (6.6)^bd

40.6 (8.4)^bce

36.6 (7.2)^bd

< High school

40.3^bd

36.4^a

36.7

36.6^a

39.4

White, %

83.8^ce

85.0^ce

89.3^abd

82.7^ce

89.8^abd

Asian, %

3.4^e

2.1^ce

2.4^ad

3.2^ce

1.3^abd

Black, %

2.5

2.9

2.8

3.2^e

1.6^cd

Other, %

10.2^ce

10.0^ce

5.5^abd

10.9^ce

7.3^acd

Current smokers, %

20.5^bcde

14.8^ade

12.7^a

10.6^ab

10.1^ab

Treatment time, mos

-

3.1 (1.0)^de

3.6 (1.1)^de

19.5 (15.9)^bc

19.9 (15.2)^bc

CVD, %

5.5

3.8

3.4^d

6.7^c

4.2

Hypertension, %

32.7^c

35.3^cd

38.6^abd

34.1^bc

35.6

Depression, %

16.5^bcde

9.2^ace

3.4^abd

7.6^ac

4.5^ab

Type 2 diabetes, %

25.8^bde

21.2^acde

26.1^bde

29.1^abc

30.8^abc

Fatty liver, %

14.8^bcde

24.9^ade

25.0^ad

20.6^abc

22.7^a

Cancer, %

4.8^de

5.6^e

3.4^d

1.9^ac

2.1^ab