Spectral analysis of bowel sounds in intestinal obstruction using an electronic stethoscope

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Sep 7, 2012 (publication date) through Dec 25, 2024

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Sep 7, 2012; 18(33): 4585-4592
Published online Sep 7, 2012. doi: 10.3748/wjg.v18.i33.4585

Table 4 Sound characteristics of acute small bowel obstruction vs large bowel pseudo-obstruction

	Small bowel obstruction (n = 27)	Large bowel pseudo-obstruction (n = 3)	P value
Sound duration (s)	0.55 (0.17-1.67)	1.24 (0.53-2.64)	0.048
Sound-to-sound interval (s)	0.72 (0.41-1.40)	1.08 (0.68-2.23)	0.041
Dominant frequency (Hz)	288 (220-479)	488 (389-679)	0.001
Peak frequency (Hz)	560 (480-695)	630 (525-750)	0.446

Data are presented as the median (inter-quartile range).

Citation: Ching SS, Tan YK. Spectral analysis of bowel sounds in intestinal obstruction using an electronic stethoscope. World J Gastroenterol 2012; 18(33): 4585-4592
URL: https://www.wjgnet.com/1007-9327/full/v18/i33/4585.htm
DOI: https://dx.doi.org/10.3748/wjg.v18.i33.4585