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Figure 1: Survival curve stratified by body mass index categories from the nonparametric survival analysis. OB = obese; NC = normal control; OW = overweight; MO = morbidly obese

Figure 1: Survival curve stratified by body mass index categories from the nonparametric survival analysis. OB = obese; NC = normal control; OW = overweight; MO = morbidly obese