Does Preoperative Weight Change Predict Postoperative Weight Loss after Laparoscopic Roux-en-Y Gastric Bypass in the Short Term?

Table 2

Preoperative percent change in body mass index.

$\%$ preoperative BMI change	Number of patients ($\%$)
$<-\text{5\%}$	$2\mathrm{\hspace{0.17em}\hspace{0.17em}}(0.7)$
$-2.1\mathrm{\hspace{0.17em}\hspace{0.17em}}\text{to}\mathrm{\hspace{0.17em}\hspace{0.17em}}-5.0\text{\%}$	$31\mathrm{\hspace{0.17em}\hspace{0.17em}}(12.1)$
$-0.1\mathrm{\hspace{0.17em}\hspace{0.17em}}\text{to}\mathrm{\hspace{0.17em}\hspace{0.17em}}-2.0\text{\%}$	$94\mathrm{\hspace{0.17em}\hspace{0.17em}}(36.7)$
$0\%$	$27\mathrm{\hspace{0.17em}\hspace{0.17em}}(10.5)$
$0.1\mathrm{\hspace{0.17em}\hspace{0.17em}}\text{to}\mathrm{\hspace{0.17em}\hspace{0.17em}}2.0\text{\%}$	$83\mathrm{\hspace{0.17em}\hspace{0.17em}}(32.4)$
$2.1\mathrm{\hspace{0.17em}\hspace{0.17em}}\text{to}\mathrm{\hspace{0.17em}\hspace{0.17em}}5.0\%$	$25\mathrm{\hspace{0.17em}\hspace{0.17em}}(9.8)$
$>$5$\%$	$2\mathrm{\hspace{0.17em}\hspace{0.17em}}(0.7)$