Table 1 Descriptive statistics of the sample

Female, No. (%)

39,739 (82.34)

54,684 (82.40)

Age, mean (SD), years

51.29 (12.11)

51.30 (12.12)

 Medicare

11,960 (24.78)

16,345 (24.63)

 Medicaid

5544 (11.49)

7520 (11.33)

 Private

27,182 (56.32)

37,561 (56.60)

 Self-pay

1685 (3.49)

2359 (3.55)

 Other

1892 (3.92)

2582 (3.89)

 Highest income quartile

10,556 (21.96)

14,642 (22.06)

 Second highest income quartile

13,468 (27.91)

18,422 (27.76)

 Second lowest income quartile

13,160 (27.27)

18,028 (27.16)

 Lowest income quartile

11,079 (22.96)

15,275 (23.02)

 Central counties of more than 1 million population

12,870 (26.67)

17,525 (26.41)

 Fringe counties of more than 1 million population

12,266 (25.41)

16,850 (25.39)

 Metropolitan of less than 1 million population

11,033 (22.86)

15,193 (22.89)

 Metropolitan of less than 250,000 population

4451 (9.22)

5960 (8.98)

 Micropolitan

4721 (9.78)

6705 (10.10)

 Other

2922 (6.05)

4134 (6.23)

Urban hospital, No. (%)

44,598 (92.41)

60,719 (91.49)

Teaching hospital, No. (%)

34,293 (71.05)

45,639 (68.77)

 300+

26,974 (55.89)

35,608 (53.65)

 100 – 299

17,089 (35.41)

23,763 (35.81)

 < 100

4200 (8.70)

6996 (10.54)

Contouring procedure, No. (%)

4604 (9.54)

6219 (9.37)

 Panniculectomy

1802 (3.73)

2443 (3.68)

 Abdominoplasty

1739 (3.60)

2327 (3.51)

 Modified abdominoplasty

165 (0.34)

229 (0.34)

 Excision of thigh skin

296 (0.61)

400 (0.60)

 Excision of leg skin

26 (0.05)

32 (0.05)

 Excision of hip skin

47 (0.10)

63 (0.10)

 Excision of buttock skin

78 (0.16)

105 (0.16)

 Excision of arm skin

484 (1.00)

653 (0.98)

 Excision of skin in other area

215 (0.45)

289 (0.44)

 Mastopexy

559 (1.16)

773 (1.16)

 Mastectomy for gynecomastia

31 (0.06)

42 (0.06)