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. 2022 Jan 5;13:21501319211068632. doi: 10.1177/21501319211068632

Table 3.

Associations With Becoming Obese During Follow-Up Stratified by Age and Sex on January 1, 2015, in Separate Cox Regression Analysis at 1 and 3 years.

Men 20-39 Men 40-69 Men 70+ Women 20-39 Women 40-69 Women 70+
HR 95% CI HR 95% CI HR 95% CI HR 95% CI HR 95% CI HR 95% CI
1 year follow-up
Race White Ref Ref Ref Ref Ref Ref
Black 1.13 (0.67, 1.90) 0.68 (0.38, 1.21) 1.76 (0.78, 3.95) 0.94 (0.67, 1.32) 1.52 (1.02, 2.25) 0.59 (0.08, 4.18)
Asian 0.40 (0.16, 0.97) 0.78 (0.47, 1.28) 1.32 (0.49, 3.54) 0.68 (0.41, 1.13) 0.67 (0.40, 1.12) 0.98 (0.36, 2.63)
Other/Unknown 1.00 (0.57, 1.73) 0.76 (0.42, 1.38) 0.62 (0.19, 2.04) 1.04 (0.71, 1.53) 1.43 (0.90, 2.30) 0.95 (0.24, 3.81)
Ethnicity
 Hispanic Ref Ref Ref Ref Ref Ref
 Not Hispanic 1.01 (0.51, 1.97) 1.80 (0.94, 3.47) 2.23 (0.77, 6.42) 0.74 (0.44, 1.24) 0.79 (0.45, 1.41) NA a
BMI b
Underweight/Normal Ref Ref Ref Ref Ref Ref
Overweight-1 2.67 (1.46, 4.89) 2.09 (1.16, 3.75) 1.10 (0.40, 3.05) 4.60 (3.44, 6.16) 3.31 (2.04, 5.36) 5.22 (2.68, 10.16)
Overweight-2 8.75 (5.28, 14.51) 6.46 (3.91, 10.68) 7.78 (3.69, 16.40) 7.96 (6.11, 10.37) 13.52 (9.15, 19.99) 12.12 (6.63, 22.14)
Overweight-3 36.56 (23.05, 57.98) 37.17 (23.21, 59.55) 46.99 (23.18, 95.25) 22.06 (17.36, 28.02) 61.83 (42.99, 88.91) 63.89 (36.50, 111.82)
P-value c <.0001 <.0001 <.0001 <.0001 <.0001 <.0001
3-year follow-up
Race White Ref Ref Ref Ref Ref Ref
Black 1.10 (0.77, 1.56) 0.90 (0.65, 1.25) 1.37 (0.68, 2.76) 1.09 (0.85, 1.39) 1.10 (0.81, 1.49) 0.80 (0.40, 1.61)
Asian 0.64 (0.41, 1.01) 0.63 (0.43, 0.93) 1.43 (0.71, 2.89) 0.56 (0.39, 0.79) 0.76 (0.54, 1.05) 0.60 (0.15, 2.41)
Other/Unknown 1.28 (0.91, 1.82) 0.82 (0.57, 1.20) 1.28 (0.60, 2.70) 1.07 (0.82, 1.39) 1.19 (0.86, 1.63) 0.95 (0.39, 2.32)
Ethnicity
 Hispanic Ref Ref Ref Ref Ref Ref
 Not Hispanic 1.21 (0.79, 1.84) 1.31 (0.84, 2.04) 1.26 (0.48, 3.31) 0.83 (0.57, 1.19) 1.01 (0.69, 1.46) 1.12 (0.35, 3.66)
BMI
 Underweight/Normal Ref Ref Ref Ref Ref Ref
 Overweight-1 2.47 (1.79, 3.43) 2.34 (1.58, 3.46) 1.75 (0.99, 3.09) 5.16 (4.27, 6.24) 4.87 (3.67, 6.47) 3.06 (2.14, 4.39)
 Overweight-2 8.37 (6.38, 11.00) 8.38 (5.97, 11.77) 7.07 (4.44, 11.25) 10.19 (8.57, 12.13) 17.06 (13.35, 21.80) 6.82 (4.97, 9.35)
 Overweight-3 25.30 (19.62, 32.63) 40.73 (29.45, 56.33) 33.85 (21.76, 52.66) 21.76 (18.48, 25.63) 62.31 (49.37, 78.64) 28.78 (21.66, 38.23)
P-value <.0001 <.0001 <.0001 <.0001 <.0001 <.0001
a

Limited number of events.

b

Cut-points of overweight 1, 2, 3 are based on tertiles of the follow-up distributions:

overweight 1: 25 ≤ BMI < 26.7; overweight 2: 26.7 ≤ BMI < 28.3; overweight 3: 28.3≤ BMI < 3.

c

P-value for test for trend across overweight groups.