Association of serum 25-hydroxyvitamin D (25(OH)D) levels with the gut microbiota and metabolites in postmenopausal women in China

Table 1 Characteristics and clinical and biochemical index between HVD group (n=44) and LVD group (n=44)

Variables	HVD group (n=44)	LVD group (n=44)	P-value
Age (years)	59.28±4.93	57.5±4.68	0.097
BMI (kg/m²)	24.31±2.35	23.85±2.54	0.383
25(OH)VD (ng/ml)	27.10±5.02	14.42±3.28	<0.001
E2 (pmol/L)	34.22±22.53	32.92±18.36	0.750
OC (ng/ml)	20.74±9.97	26.4±11.36	0.002
CTX-1 (ng/ml)	0.42±0.25	0.52±0.28	0.104
P1NP (ng/ml)	51.68±26.21	72.76±33.76	0.001
PTH (pg/ml)	45.56±25.86	49.21±18.4	0.238
LS BMD(g/cm³)	0.95±0.18	0.99±0.18	0.238
FN BMD(g/cm³)	0.81±0.14	0.84±0.14	0.275
Total hip BMD(g/cm³)	0.86±0.14	0.88±0.15	0.428

The values represent mean ± S.D.
BMI body mass index, LS lumbar spine 1–4, FN femoral neck, BMD bone mineral density, E2 estrogen, 25(OH)VD serum 25-hydroxyvitamin D3, OC osteocalcin, CTX-1 type I collagen cross-linked c-telopeptide, P1NP procollagen type 1 n-terminal propeptide, PTH parathyroid hormone

ISSN: 1475-2859