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. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: Prev Med. 2021 Jul 20;153:106740. doi: 10.1016/j.ypmed.2021.106740

Table 2.

Baseline cytology diagnosis by institution and race in the STRIDES cohort, Dec. 23, 2017 – May 7, 2020

UMMC
n (%) Caucasian or White
2404 (29.4)
AA or Black
5351 (65.6)
Other
302 (3.7)
Missing
104 (1.3)
Total
8165 (32.9)
P-Value
NILM 2061 (85.7) 4476 (83.7) 262 (86.8) 100 (93.4) 6899 (84.5) 0.082
ASC-US 116 (4.8) 323 (6.0) 17 (5.6) 1 (0.9) 457 (5.6)
LSIL 102 (4.2) 271 (5.1) 8 (2.7) 3 (2.9) 384 (4.7)
ASC-H 6 (0.3) 25 (0.5) 2 (0.7) 0 33 (0.4)
HSIL 30 (1.3) 78 (1.5) 5 (1.7) 0 113 (1.4)
Endometrial/Glandular 5 (0.2) 20 (0.4) 0 1 (0.0) 26 (0.3)
Unsatisfactory 84 (3.5) 158 (3.0) 8 (2.7) 3 (2.8) 253 (3.1)
MSDH
n (%) Caucasian or White
4141 (24.9)
AA or Black
9582 (57.6)
Other
1552 (9.3)
Missing
1354 (8.2)
Total
16631 (67.1)
P-Value
NILM 3480 (84.0) 8041 (83.9) 1402 (90.3) 1155 (85.3) 14078 (84.7) <0.001
ASC-US 277 (6.7) 669 (7.0) 62 (3.9) 83 (6.1) 1091(6.6)
LSIL 245 (5.9) 624 (6.5) 60 (3.9) 99 (7.3) 1028 (6.1)
ASC-H 24 (0.6) 46 (0.5) 6 (0.4) 3 (0.2) 79 (0.5)
HSIL 73 (1.8) 142 (1.5) 6 (0.4) 10 (0.7) 231 (1.4)
Endometrial/Glandular 8 (0.2) 5 (0.1) 0 0 13 (0.1)
Unsatisfactory 34 (0.8) 55 (0.6) 16 (1.0) 6 (0.4) 111 (0.6)

Abbreviations: AA = African American, NILM = negative for intraepithelial lesion or malignancy, ASC-US = atypical squamous cells of undetermined significance, LSIL = low grade squamous intraepithelial lesion, ASC-H = atypical squamous cells of undetermined significance, high grade HSIL = high grade squamous intraepithelial lesion, Endometrial/Glandular = combined cytology categories with glandular lesions, Unsatisfactory = unsatisfactory for evaluation.