ONLINE APPENDIX

Table 5. Latent Growth Mixture Model of BMI among women veterans (N=59,790)

Table 6. Latent Growth Mixture Model of BMI among men veterans (N=436,932)

Table 7. Results from a fully-adjusted multinomial logistic regression model of BMI latent trajectory class among women veterans

Overweight/obese gaining vs. Stable overweight / Obese losing vs. Stable overweight / Stable obese vs. Stable overweight
Variable / Value / OR / 95% CI / p-value / OR / 95% CI / p-value / OR / 95% CI / p-value
Age at baseline / Years / 0.98 / (0.97,0.98) / <.001 / 0.98 / (0.98,0.99) / <.001 / 1 / (1,1.01) / 0.243
Race (ref=White) / Black / 0.9 / (0.76,1.06) / 0.187 / 1 / (0.83,1.2) / 0.964 / 1.35 / (1.19,1.53) / <.001
Hispanic / 0.72 / (0.58,0.88) / 0.001 / 0.84 / (0.66,1.06) / 0.14 / 1.15 / (1,1.33) / 0.055
Other/Unknown / 0.87 / (0.76,1) / 0.052 / 1.36 / (1.18,1.58) / <.001 / 2 / (1.82,2.2) / <.001
Marital Status (ref=Never married) / Married / 0.91 / (0.83,1.01) / 0.063 / 0.97 / (0.86,1.1) / 0.616 / 1.05 / (0.98,1.12) / 0.155
Divorced / 0.84 / (0.71,0.99) / 0.033 / 0.87 / (0.7,1.07) / 0.194 / 1.04 / (0.92,1.17) / 0.568
Time from last deployment to first BMI / Years / 1 / (0.98,1.03) / 0.957 / 1.09 / (1.06,1.13) / <.001 / 1.15 / (1.13,1.17) / <.001
Branch of Service (ref=Army) / Air Force / 0.85 / (0.74,0.97) / 0.02 / 0.81 / (0.68,0.95) / 0.01 / 0.74 / (0.67,0.81) / <.001
Marines / 0.77 / (0.6,0.98) / 0.035 / 0.66 / (0.48,0.9) / 0.009 / 0.44 / (0.36,0.55) / <.001
Navy/Coast Guard / 1.03 / (0.91,1.17) / 0.664 / 1.07 / (0.92,1.25) / 0.391 / 1.33 / (1.22,1.44) / <.001
Component / Reserves vs. Active Duty / 0.91 / (0.82,1) / 0.048 / 0.64 / (0.56,0.72) / <.001 / 0.67 / (0.62,0.73) / <.001
Rank / Officer vs. Enlisted / 0.56 / (0.46,0.69) / <.001 / 0.49 / (0.38,0.64) / <.001 / 0.51 / (0.44,0.58) / <.001
Number of deployments / Multiple vs. single / 1 / (0.91,1.1) / 0.961 / 1.02 / (0.9,1.15) / 0.811 / 1.24 / (1.16,1.33) / <.001
Nearest VA facility / Community-based outpatient clinic vs. VA Medical Center / 1.06 / (0.96,1.17) / 0.236 / 1 / (0.88,1.13) / 0.97 / 0.95 / (0.89,1.02) / 0.17
Distance to nearest VA facility (ref=0-10 miles) / 11-25 miles / 1.03 / (0.93,1.13) / 0.619 / 1.06 / (0.93,1.2) / 0.398 / 1.02 / (0.95,1.1) / 0.544
26-49 miles / 1.13 / (0.96,1.33) / 0.137 / 1.06 / (0.86,1.32) / 0.582 / 1.13 / (1,1.27) / 0.047
50+ miles / 1.42 / (0.92,2.17) / 0.111 / 0.96 / (0.48,1.9) / 0.909 / 1.11 / (0.78,1.58) / 0.554
Duration of antidepressant medication / Number of 6-month intervals / 1.12 / (1.09,1.15) / <.001 / 1.04 / (1.01,1.08) / 0.016 / 1.09 / (1.07,1.12) / <.001
Duration of antipsychotic medication / Number of 6-month intervals / 1.2 / (1.15,1.26) / <.001 / 1.1 / (1.03,1.18) / 0.007 / 1.02 / (0.97,1.07) / 0.448
PTSD / Yes vs. No / 1.1 / (0.99,1.22) / 0.074 / 1.14 / (1.01,1.29) / 0.037 / 1 / (0.92,1.08) / 0.95

Table 8. Results from a fully-adjusted multinomial logistic regression model of BMI latent trajectory class among men veterans

Overweight/obese gaining vs. Stable overweight / Obese losing vs. Stable overweight / Stable obese vs. Stable overweight
Variable / Value / OR / 95% CI / p-value / OR / 95% CI / p-value / OR / 95% CI / p-value
Age at baseline / Years / 0.95 / (0.94,0.95) / <.001 / 0.96 / (0.96,0.96) / <.001 / 0.98 / (0.98,0.98) / <.001
Race (ref=White) / Black / 0.8 / (0.73,0.89) / <.001 / 1.13 / (1.02,1.25) / 0.017 / 1.65 / (1.55,1.76) / <.001
Hispanic / 0.92 / (0.85,1) / 0.055 / 1.02 / (0.93,1.12) / 0.673 / 1.08 / (1.01,1.15) / 0.02
Other/Unknown / 0.91 / (0.86,0.97) / 0.002 / 1.22 / (1.15,1.31) / <.001 / 1.41 / (1.36,1.48) / <.001
Marital Status (ref=Never married) / Married / 0.69 / (0.66,0.72) / <.001 / 0.81 / (0.77,0.85) / <.001 / 1.06 / (1.04,1.09) / <.001
Divorced / 0.59 / (0.52,0.67) / <.001 / 0.7 / (0.61,0.8) / <.001 / 0.91 / (0.84,0.99) / 0.027
Time from last deployment to first BMI / Years / 0.95 / (0.94,0.97) / <.001 / 1.04 / (1.03,1.06) / <.001 / 1.09 / (1.08,1.1) / <.001
Branch of Service (ref=Army) / Air Force / 0.83 / (0.75,0.9) / <.001 / 0.76 / (0.69,0.83) / <.001 / 0.69 / (0.66,0.73) / <.001
Marines / 1.1 / (1.04,1.16) / 0.001 / 0.9 / (0.84,0.96) / 0.002 / 0.77 / (0.74,0.81) / <.001
Navy/Coast Guard / 0.89 / (0.83,0.96) / 0.002 / 0.88 / (0.82,0.95) / 0.001 / 0.9 / (0.86,0.94) / <.001
Component / Reserves vs. Active Duty / 0.79 / (0.75,0.83) / <.001 / 0.66 / (0.62,0.69) / <.001 / 0.75 / (0.73,0.77) / <.001
Rank / Officer vs. Enlisted / 0.55 / (0.49,0.62) / <.001 / 0.53 / (0.47,0.6) / <.001 / 0.51 / (0.47,0.55) / <.001
Number of deployments / Multiple vs. single / 0.91 / (0.88,0.95) / <.001 / 0.99 / (0.95,1.04) / 0.763 / 1.11 / (1.08,1.14) / <.001
Nearest VA facility / Community-based outpatient clinic vs. VA Medical Center / 1.03 / (0.98,1.08) / 0.281 / 1.02 / (0.97,1.07) / 0.494 / 1 / (0.97,1.03) / 0.98
Distance to nearest VA facility (ref=0-10 miles) / 11-25 miles / 1.01 / (0.96,1.06) / 0.663 / 0.99 / (0.93,1.05) / 0.696 / 1.03 / (1,1.06) / 0.055
26-49 miles / 1.06 / (0.98,1.13) / 0.145 / 1.03 / (0.95,1.11) / 0.54 / 1.09 / (1.04,1.14) / <.001
50+ miles / 1.03 / (0.85,1.25) / 0.737 / 0.95 / (0.76,1.19) / 0.659 / 1.04 / (0.92,1.19) / 0.502
Duration of antidepressant medication / Number of 6-month intervals / 1.09 / (1.08,1.11) / <.001 / 1.01 / (0.99,1.02) / 0.36 / 1.05 / (1.04,1.06) / <.001
Duration of antipsychotic medication / Number of 6-month intervals / 1.2 / (1.18,1.23) / <.001 / 1.05 / (1.02,1.08) / 0.001 / 0.98 / (0.96,1) / 0.063
PTSD / Yes vs. No / 1.06 / (1.01,1.12) / 0.014 / 1.14 / (1.08,1.2) / <.001 / 1.08 / (1.04,1.12) / <.001

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