The increase in SG&A spending was driven by growth in personnel, stock-based compensation, and a modest year-over-year increase in physician training and travel expenses.

Jul 26, 2022 / CFO / receipt, needs a key / Lucas Buchanan, CFO | earnings call 2022-07-26 | transcript 01fe65cf-ed70-4e29-aa3b-5ff35ee49b19 | chars 10215-10385 | segment 9

The increase was primarily attributable to expenses related to growth in our commercial team, as well as the resumption of travel, trade show, and other expenses as the impacts of COVID-19 declined compared to the second quarter of 2020.

Jul 29, 2021 / receipt, needs a key / Lucas Buchanan, CFO and COO | earnings call 2021-07-29 | transcript a3eb8832-0a9a-4df1-9568-341678fefa99 | chars 11206-11443 | segment 11

Expense growth was partially offset by the continued reduction in travel, trade show, and other expenses due to COVID-19.

May 4, 2021 / CFO / receipt, needs a key / Lucas Buchanan, CFO | earnings call 2021-05-04 | transcript d7bf0de8-08dd-4629-ae81-ae08289b711d | chars 11687-11808 | segment 11

Expense growth was partially offset by the continued reduction in travel, trade show, and other expenses due to COVID-19.

Mar 1, 2021 / CFO / receipt, needs a key / Lucas Buchanan, CFO | earnings call 2021-03-01 | transcript 6dbb7476-640f-4607-8154-7c3f9fd11b42 | chars 13553-13674 | segment 14

Expense growth was partially offset by the continued reduction in travel, trade show, and other expenses due to COVID-19.

Nov 10, 2020 / CFO / receipt, needs a key / Lucas Buchanan, CFO | earnings call 2020-11-10 | transcript f2548a14-633b-4a6c-bcb9-a9d27f800f2d | chars 10571-10692 | segment 10