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Table 3 Clinical and CT characteristics of surgical and conservative groups

From: CT facilitates improved diagnosis of adult intestinal malrotation: a 7-year retrospective study based on 332 cases

Parameters Surgical group (n = 12) Conservative group (n = 79) p
Gender ratio (male/female) 2:1 1.47:1 .76
Age, years    
 Mean 50.4 ± 17.5 51.2 ± 18.0 .89
 Range 26–73 18–84  
Symptoms    
 Abdominal pain 11 (91.7) 63 (79.7) .45
 Bloating 7 (58.3) 19 (24.1)  
 Vomiting 3 (25.0) 14 (17.7)  
 Nausea 3 (25.0) 3 (3.8)  
 Diarrhea 5 (6.3)  
 Constipation 2 (2.5)  
Intestinal obstruction (n = 19) 7 (58.3) 12 (15.2) .002
 Complication: volvulus (n = 7) 3 (25.0) 4 (5.1) .046
Duration of symptoms    .36
 Hours/days 6 (50.0) 19 (24.1)  
 Weeks 2 (16.7) 14 (17.7)  
 Months 2 (16.7) 22 (27.8)  
 Years 2 (16.7) 24 (30.4)  
CT classification    .016
Duodenal partial rotation    .33
 DYJRCR 3 (25.0) 51 (64.5) .013
 DYJRCL 1 (8.3) 1 (1.3)  
 DYJRCM 1 (8.3) 1 (1.3)  
 DYJRCP 1 (8.3)  
Duodenal nonrotation    .52
 DNJRCR 5 (41.7) 20 (25.3)  
 DNJRCL 2 (2.5)  
 DNJRCP 1 (1.3)  
Duodenal rotation    .44
 DYJLCR 1 (8.3) 1 (1.3)  
 DYJLCL 2 (2.5)  
Position of SMA relative to SMV    .75
 Left rear 7 34  
 Left 3 27  
 Left front 2 12  
 Right rear 0 6  
Whirlpool sign 2 4  
  1. SMA superior mesenteric artery, SMV superior mesenteric vein
  2. Fisher’s exact test was used to determine significance of the difference in CT classification between the two groups (p = .016 < 0.05)