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 1 Demographic, anthropometric, and clinical data of patients with ulcerative colitis, mean ± SD/n (%)/median (Q1, Q3)

	Total (n = 122)	Female (n = 48)	Male (n = 74)	P value
Age (years)	46.11 ± 14.08	44.77 ± 13.24	46.99 ± 14.62	0.398
BMI (kg/m²)	21.79 ± 3.35	21.12 ± 3.51	22.23 ± 3.19	0.074
SMI (kg/m²)	6.98 ± 1.36	6.14 ± 1.12	7.52 ± 1.23	< 0.001^a
HGS (kg)	29.35 ± 8.48	22.11 ± 5.39	34.04 ± 6.62	< 0.001^a
PhA (°)	5.17 ± 1.04	4.59 ± 0.97	5.55 ± 0.90	< 0.001^a
NRS 2002				0.008^a
≥ 3 score	53 (43.44)	28 (58.33)	25 (33.78)
< 3 score	69 (56.56)	20 (41.67)	49 (66.22)
Malnutrition	40 (32.79)	21 (43.75)	19 (25.68)	0.038^a
Sarcopenia	25 (20.49)	13 (27.08)	12 (16.22)	0.146
Smoking history	18 (14.75)	2 (4.17)	16 (21.62)	0.008^a
Alcohol consumption history	29 (23.77)	10 (20.83)	19 (25.8)	0.539
Clinical type				0.717
Initial onset	21 (17.21)	9 (18.75)	12 (16.22)
Chronic recurrent type	94 (82.79)	39 (81.25)	55 (83.78)
Disease activity				0.258
Activity	100 (81.97)	37 (77.08)	63 (85.14)
Remission	22 (18.03)	11 (22.92)	11 (14.86)
Severity of illness				0.617
Mild	14 (14.00)	5 (13.51)	9 (14.29)
Moderate	27 (27.00)	9 (24.33)	18 (28.57)
Severe	59 (59.00)	23 (61.16)	36 (57.14)
The Modified Mayo scores	8.00 (5.00, 10.00)	8.00 (6.00, 10.00)	7.00 (5.00, 9.25)	0.236
Gastrointestinal surgery history	17 (13.93)	7 (14.58)	10 (13.51)	0.868
Parenteral manifestations	30 (24.59)	14 (29.17)	16 (21.62)	0.344
IBD-related complications	24 (19.67)	12 (25.00)	12 (16.22)	0.233

^aP < 0.05.

BMI: Body mass index; SMI: Skeletal muscle index; PhA: Phase angle; HGS: Handgrip strength; NRS: Nutritional risk screening; IBD: Inflammatory bowel disease.

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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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