932 COMPLEMENT VALUES IN THREE GROUPS
lower than that in the controls (85 mg/100 ml) we found 18 M.S. patients with C3 level below 65 mg/100 ml (lowest value in our control group). The frequency of low C3 in the M.S. group (29 5%) is significantly higher than that in the normal control group (0%) and in the o.N.D. group (96%;
significantly
U=1545). Yet
x2=15-45; p
lower than that in the controls (85 mg/100 ml) we found 18 M.S. patients with C3 level below 65 mg/100 ml (lowest value in our control group). The frequency of low C3 in the M.S. group (29 5%) is significantly higher than that in the normal control group (0%) and in the o.N.D. group (96%;
significantly
U=1545). Yet
x2=15-45; p
