The association between hemoglobin level and sarcopenia in Chinese patients with Crohn’s disease

BMC Gastroenterology

Table 5 SMI-L3 and prevalence of sarcopenia in CD patients at different quartile levels of hemoglobin

Group (Hb)	Q1	Q2	Q3	Q4	P-trend
Sarcopenia
Total	69.1% (38/55)	60.8% (31/51)	47.2% (25/53)	37.7% (20/53)	0.006
Male	65.0% (26/40)	68.4% (26/38)	44.7% (17/38)	32.4% (12/37)	0.004
Female	65.4% (22/31)	33.3% (11/28)			0.014
SMI-L3(cm²/m²)
Total	33.94 ± 7.56	38.84 ± 6.81	44.11 ± 6.50	47.11 ± 7.13	< 0.001
Male	41.20 ± 7.41	42.29 ± 5.56	46.04 ± 6.06	48.02 ± 7.32	< 0.001
Female	30.88 ± 5.99	33.72 ± 4.49			0.046

Note SMI-L3 = skeletal muscle index of lumbar spine 3
Q1 are < 118.5 g/L for men; 90 g/L for women; 107 g/L for total patients
Q2 are 118.5–133 g/L for men; 90–101 g/L for women; 107-124.5 g/L for total patients
Q3 are 133–144 g/L for men; 101–111 g/L for women; 124.5-140.8 g/L for total patients
Q4 is > 144 g/L for men; >111 g/L for women; >140.8 g/L for total population

ISSN: 1471-230X