TABLE 2.
Impact of the COVID‐19 pandemic on weekly count of mammograms performed
| All women | Women with prior diagnosis of breast cancer | Women without prior diagnosis of breast cancer | ||||
|---|---|---|---|---|---|---|
| Screening | Diagnostic | Screening | Diagnostic | Screening | Diagnostic | |
| Year 2019 | 108.90 | 11.30 | −0.20 | 3.00 | 109.10 | 8.30 |
| (186.40) | (47.27) | (5.12) | (9.61) | (182.54) | (38.99) | |
| Year 2020 | 290.10 | 41.20 | 3.60 | 9.60 | 286.50 | 31.60 |
| (192.56) | (45.10) | (5.69) | (8.13) | (187.90) | (38.52) | |
| Post | 230.10 | 12.35 | 1.35 | 12.00+ | 228.75 | 0.35 |
| (153.72) | (33.66) | (4.30) | (7.20) | (150.19) | (28.08) | |
| Year 2019 x Post | −101.15 | 0.50 | 0.55 | −0.00 | −101.70 | 0.50 |
| (206.43) | (52.33) | (5.78) | (10.79) | (202.20) | (43.33) | |
| Year 2020 x Post | −1961.30*** | −314.40*** | −21.65* | −41.15** | −1939.65*** | −273.25*** |
| (330.31) | (67.36) | (8.22) | (12.86) | (323.19) | (57.11) | |
| Constant | 2839.60*** | 772.50*** | 48.70*** | 113.80*** | 2790.90*** | 658.70*** |
| (137.64) | (29.17) | (3.89) | (6.40) | (134.32) | (23.96) | |
| Observations | 90 | 90 | 90 | 90 | 90 | 90 |
| R‐squared | 0.56 | 0.48 | 0.22 | 0.22 | 0.56 | 0.51 |
| % change in 2020 Post period relative to expected levels | −58.38*** | −38.06*** | −40.35*** | −30.39*** | −58.67*** | −39.56*** |
| (8.128) | (6.751) | (12.44) | (8.281) | (8.084) | (6.767) | |
| Mammograms missed in 2020 Post period | −39,226*** | −6,288*** | −433*** | −823*** | −38,793*** | −5,465*** |
| (6606) | (1347) | (164.4) | (257.2) | (6464) | (1142) | |
Based on claims posted as of August 31, 2020, for mammograms performed in the first 30 weeks of each year. Baseline year is 2018 and baseline weeks are the first 10 weeks of the year. Post refers to weeks 11 to 30 of the year. Robust standard errors are reported in parentheses. *P < .05, **P < .01, ***P < .001.