Feasibility of Bariatric Surgery as a Strategy for Secondary Prevention in Cardiovascular Disease: A Report from the Swedish Obese Subjects Trial

Table 2

Chest pain, breathlessness sleep apnea, and physical activity (%) in the surgery and control groups at baseline and changes in prevalence after 2 and 10 years of follow-up. Only the patients applicable for the certain timepoint are included in the statistical calculations.

	Baseline	Change at 2-year follow-up	Change at 10-year follow-up
	Surgery $n=21$	Surgery, $n=21$	Surgery, $n=13$
	Control $n=14$	Control, $n=13$	Control, $n=8$
Chest pain %
Surgery	38.1	$-$18.1${}^{***}$	$-$36.4
Control	84.6	$-$7.7	$-$33.3
Breathlessness %
Surgery	61.9	$-$51.9${}^{**}$	$-$45.4
Control	84.6	23.1	25
Sleep apnea %
Surgery	52.4	$-$42.1${}^{***}$	$-$54.5
Control	53.8	0	$-$66.7
Physical inactivity %
Surgery	47.6	$-$12.6${}^{***}$	$-$18.2${}^{**}$
Control	30.8	23.0	11.1

P-value denotes differences in effects of treatment between the two groups from baseline to 2 and 10 years of follow-up. ${}^{**}$$P\mathrm{\hspace{0.17em}\hspace{0.17em}}<.01\text{,}$${}^{***}$$P\mathrm{\hspace{0.17em}\hspace{0.17em}}<.001$.