Phase angle as a predictor of malnutrition, sarcopenia, and adverse clinical outcomes in hospitalized patients with ulcerative colitis

doi:10.3748/wjg.121556

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World Journal of Gastroenterology

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1007-9327

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World J Gastroenterol. Nov 14, 2026; 32(42): 121556
Published online Nov 14, 2026. doi: 10.3748/wjg.121556

Table 4 Comparison of clinical data and body composition in ulcerative colitis, mean ± SD/n (%)/median (Q1, Q3)

Factors	No malnutrition (n = 82)	Malnutrition (n = 40)	P value	No sarcopenia (n = 97)	Sarcopenia (n = 25)	P value
Age (years)	46.78 ± 13.94	44.75 ± 14.42	0.457	45.80 ± 13.35	47.32 ± 16.87	0.633
BMI (kg/m²)	22.98 ± 2.80	19.36 ± 3.10	< 0.001^a	22.64 ± 2.99	18.49 ± 2.59	< 0.001^a
Modified Mayo scores	7.00 (5.00, 9.00)	8.50 (6.00, 11.00)	0.012^a	7.00 (5.00, 8.50)	10.00 (8.00, 12.00)	< 0.001^a
Gastrointestinal surgery history	10 (12.20)	7 (17.50)	0.427	15 (15.46)	2 (8.00)	0.524
Parenteral manifestations	13 (15.85)	17 (42.50)	0.001^a	18 (18.56)	12 (48.00)	0.002^a
IBD-related complications	9 (10.98)	15 (37.50)	< 0.001^a	13 (13.40)	11 (44.00)	< 0.001^a
CRP (mg/L)	2.74 (1.43, 9.75)	9.30 (2.34, 26.57)	0.003^a	3.28 (1.32, 9.92)	10.50 (2.58, 30.27)	< 0.001^a
ESR (mm/60 minutes)	10.50 (5.00, 16.00)	19.00 (12.25, 34.75)	< 0.001^a	11.00 (5.00, 18.00)	23.00 (14.00, 34.50)	< 0.001^a
Alb (g/L)	38.67 ± 6.11	32.62 ± 6.18	< 0.001^a	38.15 ± 6.05	31.01 ± 6.38	< 0.001^a
PAB (mg/L)	241.37 ± 52.64	197.59 ± 88.97	0.006^a	244.69 ± 58.57	158.41 ± 66.92	< 0.001^a
TBIL (μmol/L)	10.58 ± 3.77	8.91 ± 5.05	0.068	10.60 ± 4.08	7.81 ± 4.43	0.003^a
Hb (g/L)	121.27 ± 23.15	102.73 ± 21.27	< 0.001^a	119.47 ± 23.46	98.56 ± 19.15	< 0.001^a
FFM (kg)	49.13 ± 8.26	40.61 ± 7.84	< 0.001^a	48.45 ± 8.36	38.16 ± 6.63	< 0.001^a
SMM (kg)	27.23 ± 5.06	22.92 ± 4.43	< 0.001^a	27.19 ± 4.84	20.50 ± 2.92	< 0.001^a
BMC (kg)	2.77 ± 0.40	2.38 ± 0.37	< 0.001^a	2.73 ± 0.40	2.29 ± 0.38	< 0.001^a
PhA (°)	5.59 ± 0.76	4.32 ± 1.01	< 0.001^a	5.45 ± 0.86	4.09 ± 0.97	< 0.001^a

^aP < 0.05.

BMI: Body mass index; IBD: Inflammatory bowel disease; CRP: C-reactive protein; ESR: Erythrocyte sedimentation rate; Alb: Albumin; PAB: Prealbumin; Hb: Hemoglobin; TBIL: Total bilirubin; FFM: Fat-free mass; SMM: Skeletal muscle mass; BMC: Bone mineral content; PhA: Phase angle.

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Citation: Wang HY, Liu RJ, Wang YY, Wang DD, Zhang H, Zhang LJ, Jing X, Guo YJ, Li HQ, Liu AL, Ding XL. Phase angle as a predictor of malnutrition, sarcopenia, and adverse clinical outcomes in hospitalized patients with ulcerative colitis. World J Gastroenterol 2026; 32(42): 121556
URL: https://www.wjgnet.com/1007-9327/full/v32/i42/121556.htm
DOI: https://dx.doi.org/10.3748/wjg.121556

Wang HY, Liu RJ, Wang YY, Wang DD, Zhang H, Zhang LJ, Jing X, Guo YJ, Li HQ, Liu AL, Ding XL. Phase angle as a predictor of malnutrition, sarcopenia, and adverse clinical outcomes in hospitalized patients with ulcerative colitis. World J Gastroenterol 2026; 32(42): 121556 [DOI: 10.3748/wjg.121556]

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