The following table shows a list of the two groups, as originally paired, and as finally rearranged, with dates of tests and retests. Dates of operation are given for the first group. Test Case Original Control Final Control Test I Op. Test II Test I Test II Test I Test II JB 10-15-19 10-20-19 lost SS 10-15-19 4-15-20 LL 10-15-19 10-20-19 4-15-20 LJ 10-15-19 lost SS 10-15-19 4-15-20 HK 10-30-19 11- 6-19 4-30-20 MG 10-21-19 4-30-20 MS 11-11-19 11-12-19 5-17-20 AA 11-20-19 5-17-20 GF 12-11-19 12-26-19 6-11-20 SD 12- 4-19 6-11-20 RJ 12-16-19 12-30-19 6-16-20 NF 12-10-19 5-14-20 JJ 12-16-19 12-30-19 6-16-20 ML 12- 5-19 6- 9-20 AG 1-15-20 1-16-20 7-15-20 LP 1-15-20 7-15-20 IK 2-14-20 2-16-20 8-11-20 AL 2-14-20 8- 2-20 HG 2-10-20 2-11-20 moved control removed AC 2-11-20 2-12-20 8- 2-20 JF 2-11-20 8- 3-20 CL 2-26-20 3- 1-20 8- 3-20 JF 2-26-20 8- 3-20 MR 2-26-20 3- 1-20 moved control removed SR 2-26-20 2-27-20 8- 3-20 PG 2-26-20 8- 3-20 IK 3-17-20 3-17-20 moved control removed AO 3- 8-20 3- 8-20 9-20-20 SK 3- 9-20 9-24-20 RB 3- 8-20 3- 8-20 moved control removed DT 3- 8-20 3- 8-20 mastoid control removed AL 3- 9-20 3- 9-20 moved control removed JD 3- 9-20 3- 9-20 9-23-20 DD 3-11-20 9-16-20 LS 3- 9-20 3- 9-20 9-25-20 KS 3-16-20 9-24-20 JB 3-12-20 3-12-20 moved control removed HS 3-13-20 3-13-20 9-21-20 MR 3-15-20 9-15-20 AM 3-13-20 3-13-20 9-20-20 JM 3-13-20 lost HH 4- 6-20 10- 1-20 SO 3-18-20 3-18-20 9-22-20 SS 3-22-20 wrong boy MA 3-23-20 9-23-20 IF 3-18-20 3-18-20 9-23-20 (adenoids PK 3-22-20 9-21-20 AD 3-19-20 3-19-20 9-20-20 LC 3-22-20 (removed IB 3-23-20 9-24-20 JR 3-19-20 3-19-20 moved IB 3-23-20 9-24-20 JN 3-20-20 3-20-20 moved MA 3-13-20 9-23-20 LF 3-20-20 10- 1-20 HS 3-20-20 3-20-20 9-21-20 SB 3-25-20 9-21-20 II 3-26-20 3-26-20 9-24-20 BF 4- 5-20 10- 1-20 UF 3-27-20 3-27-20 9-29-20 LF 4- 7-20 10- 1-20 SM 3-27-20 3-27-20 9-30-20 LG 4- 6-20 10- 1-20 AM 3-29-20 3-29-20 9-29-20 BG 4- 6-20 10- 1-20 CK 3-29-20 3-29-20 9-29-20 NF 4- 7-20 10- 1-20 FB 3-30-20 3-30-20 9-29-20 JF 3-26-20 10- 1-20 AA 3-30-20 3-30-20 9-23-20 LS 3-31-20 3-31-20 moved control removed MA 4- 5-20 9-30-20 FT 3-31-20 3-31-20 9-28-20 LP 4- 1-20 4- 1-20 moved HH 4- 6-20 10- 1-20