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. 2019 Apr 26;11:3603–3609. doi: 10.2147/CMAR.S197496

Table 4.

The impact of MRI on the overall accuracy of clinical staging

Clinical stage N (%) MRI combined clinical stage N (%)
Same stage Upstaged Downstaged Same stage Upstaged Downstaged
IB1 585 (85.9) 0 (0) 96 (14.1) 690 (92.6) 0 (0) 55 (7.4)
IB2 21 (41.2) 23 (45.1) 7 (13.7) 84 (79.2) 15 (14.2) 7 (6.6)
IIA1 11(4.1) 244(91.4) 12(4.5) 5(5.7) 80(90.9) 3 (3.4)
IIA2 3(17.6) 14(82.4) 0(0) 2(9.5) 19(90.5) 0(0)
Total 620 (61.0) 281 (27.7) 115 (11.3) 781 (81.4) 114 (11.9) 65 (6.8)

Abbreviation: MRI, magnetic resonance imaging.