. 2012 Nov;85(1019):1471–1476. doi: 10.1259/bjr/22397455

Table 2. Correlation between MMS, mean RV:LV ratio, mean pulmonary artery diameter and mean aortic diameter in the PE cohort.

MMS score	Patients (n)	Mean RV:LV ratio	Mean pulmonary artery diameter	Mean aortic diameter
MMS 1	57	0.987	27.0	31.3
MMS 2	66	0.948	27.1	31.7
MMS 3	49	0.954	27.9	30.4
MMS 4	39	0.979	27.7	31.0^a
MMS 5	22	0.935	26.1	29.6
MMS 6	20	0.980	26.9	33.1
MMS 7	24	1.019	27.5	30.2
MMS 8	12	0.966	30.5	33.8
MMS 9	24	0.997	28.8	32.6
MMS 10	10	1.000	29.2	32.8
MMS 11	15	0.948	26.4	30.0^b
MMS 12	18	1.044	27.7	31.6
MMS 13	13	1.251	30.0	32.9
MMS 14	21	1.108	28.6	32.7^c
MMS 15	7	1.479	29.6	31.7
MMS 16	107	1.411	29.8	32.0

MMS, modified Miller score; PE, pulmonary embolism; RV:LV ratio, right ventricular to left ventricular ratio.

^aData available for 38 patients.

^bData available for 14 patients.

^cData available for 20 patients.