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. Author manuscript; available in PMC: 2024 Oct 1.
Published in final edited form as: Pediatr Phys Ther. 2023 Jul 24;35(4):439–448. doi: 10.1097/PEP.0000000000001036

Table 1.

Participant Demographics and Enrollment

Pandemic Time Periods
Pre-Pandemic February 2019 to March 12 2020 (n= 29) Peak-Pandemic March 13, 2020 to March 12, 2021 (n= 15) Late-Pandemic March 13, 2021 to November 30, 2021 (n= 20)
Study Participant Demographics Race White 16/29 (55%) 9/15 (60%) 10/20 (50%)
Race Black 12/29 (41%) 3/15 (20%) 5/20 (25%)
Race (mixed race or did not report) 1/29 (3%) 3/15 (20%) 5/20 (25%)
Ethnicity (non-Hispanic) 27/29 (93%) 15/15 (100%) 20/20 (100%)
Insurance (Medicaid) 21/29 (72%) 5/15 (33%) 10/20 (50%)
Birth weight grams Means (SD) 909.28 (251.33) 886.25 (263.42) 896.26 (126.59)
Gestational age (weeks) 26.07 (1.62) 26.13 (1.26) 26.42 (1.57)
Length of stay (days) 105.07 (35.14) 104.81 (41.28) 101.11 (34.44)
Other children in the home 17/29 (59%) 5/16 (31%) 8/18 (44%)
Study Enrollment Study enrollment rate 29/61 (48%) 15/58 (26%) 16/41 (39%)
Study retention rate 26/29 (90%) 30/41 (73%) 44/47 (94%)
Cumulative enrollment (Usual care/Early/Late) 29 (8/11/10) 44 (15/16/13) 63 (22/21/20)
Number lost across all groups in study 3 11 3
Withdrew entirely from study and loss to follow up Withdrew prior to visit 3 (16 weeks) 3 2 1
Withdrew at or after visit 3 0 0 0
Lost to follow prior to visit 3 0 8 2
Withdrew or lost to follow up for subjects in intervention SPEEDI Early 3 3 0
SPEEDI Late 1 2 0