MBL2 and systemic sclerosis: The average mRSS and SSc HAQ score increased by 1.7 and 3.6 for every 1 μg/mL increase in MBL serum levels (standard error 0.46 and 0.91, 95% CI 0.73 to 2.56 and 1.63 to 5.24, respectively, P <0.001 for both analyses), respectively.