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Table 1

Baseline characteristics by weight change category

Total sampleGained >2%
Stable Gained ≤2 or lost <2%Lost ≥2 to <5%Lost ≥5 to <10%Lost ≥10 to <15%Lost ≥15%P
n 5,145 683 1,289 914 1,000 601 412 
ILI group 50.1 (2,570) 12.6 (86) 21.2 (273) 47.4 (433) 74.9 (749) 90.9 (546) 94.2 (388) <0.0001* 
Male 40.5 (2,082) 35.9 (245) 43.0 (554) 39.2 (358) 38.7 (387) 41.4 (249) 47.6 (196) 0.0311* 
Ethnicity        0.1106* 
 African American 15.6 (804) 15.7 (107) 17.1 (220) 17.8 (163) 17.2 (172) 11.8 (71) 7.0 (29)  
 American Indian 5.0 (258) 6.3 (43) 6.6 (85) 6.0 (55) 5.1 (51) 3.0 (18) 0.2 (1) 
 Hispanic 13.2 (680) 13.9 (95) 11.4 (147) 14.9 (136) 12.2 (122) 15.2 (91) 9.2 (38) 
 White 63.2 (3,253) 60.3 (412) 61.8 (797) 58.1 (531) 62.7 (627) 67.7 (406) 81.6 (336) 
 Asian/Pacific Islander/other/mixed 2.9 (149) 3.8 (26) 3.1 (40) 3.2 (29) 2.8 (28) 2.3 (14) 1.9 (8) 
Age 58.7 ± 6.8 57.9 ± 6.9 58.6 ± 6.9 58.9 ± 6.7 58.7 ± 6.8 59.6 ± 7.0 58.8 ± 6.7 0.0009 
Height (cm) 167.2 ± 9.7 166.1 ± 9.7 167.9 ± 9.9 167.0 ± 9.8 167.0 ± 9.5 167.1 ± 9.8 168.7 ± 9.7 0.0001 
Baseline BMI (kg/m236.0 ± 5.9 36.3 ± 5.8 35.8 ± 5.9 35.8 ± 6.0 35.8 ± 6.1 35.7 ± 5.9 36.7 ± 5.6 0.0028 
Baseline weight (kg) 100.7 ± 19.3 100.1 ± 18.1 101.0 ± 19.0 100.1 ± 19.5 100.2 ± 20.3 99.8 ± 18.7 104.7 ± 19.1 <0.0001 
Total sampleGained >2%
Stable Gained ≤2 or lost <2%Lost ≥2 to <5%Lost ≥5 to <10%Lost ≥10 to <15%Lost ≥15%P
n 5,145 683 1,289 914 1,000 601 412 
ILI group 50.1 (2,570) 12.6 (86) 21.2 (273) 47.4 (433) 74.9 (749) 90.9 (546) 94.2 (388) <0.0001* 
Male 40.5 (2,082) 35.9 (245) 43.0 (554) 39.2 (358) 38.7 (387) 41.4 (249) 47.6 (196) 0.0311* 
Ethnicity        0.1106* 
 African American 15.6 (804) 15.7 (107) 17.1 (220) 17.8 (163) 17.2 (172) 11.8 (71) 7.0 (29)  
 American Indian 5.0 (258) 6.3 (43) 6.6 (85) 6.0 (55) 5.1 (51) 3.0 (18) 0.2 (1) 
 Hispanic 13.2 (680) 13.9 (95) 11.4 (147) 14.9 (136) 12.2 (122) 15.2 (91) 9.2 (38) 
 White 63.2 (3,253) 60.3 (412) 61.8 (797) 58.1 (531) 62.7 (627) 67.7 (406) 81.6 (336) 
 Asian/Pacific Islander/other/mixed 2.9 (149) 3.8 (26) 3.1 (40) 3.2 (29) 2.8 (28) 2.3 (14) 1.9 (8) 
Age 58.7 ± 6.8 57.9 ± 6.9 58.6 ± 6.9 58.9 ± 6.7 58.7 ± 6.8 59.6 ± 7.0 58.8 ± 6.7 0.0009 
Height (cm) 167.2 ± 9.7 166.1 ± 9.7 167.9 ± 9.9 167.0 ± 9.8 167.0 ± 9.5 167.1 ± 9.8 168.7 ± 9.7 0.0001 
Baseline BMI (kg/m236.0 ± 5.9 36.3 ± 5.8 35.8 ± 5.9 35.8 ± 6.0 35.8 ± 6.1 35.7 ± 5.9 36.7 ± 5.6 0.0028 
Baseline weight (kg) 100.7 ± 19.3 100.1 ± 18.1 101.0 ± 19.0 100.1 ± 19.5 100.2 ± 20.3 99.8 ± 18.7 104.7 ± 19.1 <0.0001 

Data are % (n) or means ± SD.

*P value for the Mantel-Haenszel χ2 test for trend.

P value for the Kruskal-Wallis test.

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