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. Author manuscript; available in PMC: 2021 Feb 3.
Published in final edited form as: Genet Med. 2020 Aug 3;22(12):2101–2107. doi: 10.1038/s41436-020-0921-3

Table 2.

Total cohort screening history.

HCI U of M Penn Total
Total cohort
Total subjects (n) 100 95 68 263
Imaging screens (n) 180 186 125 491
Screens per subject (mean±SD) 1.80±1.17 1.96±1.24 1.84±1.23 1.87±1.22
Range screens per subject (n) 1-6 1-6 1-7 1-7
Screens including biochemistry (n (% screens)) 117 (65%) 135 (73%) 91 (73%) 343 (70%)
Follow-up time, years (mean±SD) 1.58±2.42 2.04±2.69 1.82±3.22 1.81±2.75
Subjects with ≥2 screens (n (%)) 44 (44%) 47 (49%) 32 (47%) 123 (47%)
Follow-up time, years (mean±SD) 3.60±2.47 4.13±2.45 3.86±3.75 3.87±2.86
Subjects with ≥3 screens (n (%)) 20 (20%) 24 (25%) 15 (22%) 59 (22%)
Follow-up time, years (mean±SD) 5.22±2.21 5.72±2.34 5.53±4.91 5.50±3.17
No prior history of PGL/PCC
Subjects (n (% of total subjects)) 83 59 52 194 (74%)
Imaging Screens (n (% of total screens)) 149 98 87 334 (68%)
Prior history of PGL/PCC
Subjects (n (% of total total)) 17 36 16 69 (26%)
Imaging Screens (n (% of total screens)) 31 88 38 157 (32%)

HCI: Huntsman Cancer Institute; U of M: University of Michigan; Penn: University of Pennsylvania