marginally significantP value = 0.075
The probability of BMD loss exhibited marginally significant relationships with disease duration (OR = 1.1, 95% CI: 1 to 1.3, P value = 0.075), serum level of calcium (OR = 0.1, 95% CI: 0 to 1.4, P value = 0.085) and phosphorus (OR = 0.1, 95% CI: 0 to 1.2, P value = 0.072), vitamin D3 (OR = 1, 95% CI: 0.9 to 1, P value = 0.088), and sleep disorders (OR = 4.4, 95% CI: 0.8 to 4.6, P value = 0.088) in RRMS.