A 57-year-old man presents to the clinic with bilateral flatfoot deformity. On physical exam, standing evaluation demonstrates the deformities seen in Figure A. With double-leg heel rise, the hindfoot inverts bilaterally. Silfverskiold test demonstrates neutral ankle dorsiflexion with the knee extended and 15° ankle dorsiflexion with the knee flexed. Weight bearing AP and lateral foot x-rays demonstrate a Meary's angle of 12°, talonavicular uncoverage of 50°, and plantar gapping between the medial cuneiform and first metatarsal base. Which of following is an indication for a modified Lapidus procedure in this patient?