Maayke Hunfeld

223 Neuropsychological outcome Supplementary file 4. Characteristics and functional outcome of participants and non- participants neuropsychological assessment 3-6 and 24 months after OHCA Tested 3-6 months n=26 Non- tested 3-6 months n=23 p -value Tested 24 months n=27 a Non- tested 24 months n=21 a p -value Characteristics Age at admission (months) 90 (31-177) 28 (5-120) P 0.03 88 (32-164) 22 (4.5-173) P 0.09 Gender male 19 (73) 14 (61) P 0.54 18 (67) 15 (68) P 0.76 Bystander CPR 22 (85) 17 (74) P 0.48 22 (73) 16 (85) P 0.48 Initial rythm shockable 12/19 (63) 5/15 (33) P 0.17 12/21 (57) 5/13 (42) P 0.48 Duration CPR (min) Missing, n 10 (3.5-20) 5 15 (3-25) 6 P 0.77 8 (3-44) 6 15 (4-20) 5 P 0.84 First lactate Missing, n 6.0 (4.5-13.4) 1 6.5 (4.4-11.2) 2 P 0.80 5.6 (4.4-13.3) 3 6.5 (4.4-13) 0 P 0.96 First pH Missing, n 7.2 (7.0-7.3) 1 7.1 (6.9-7.2) 3 P 0.79 7.2 (7.1-7.3) 4 7.1 (6.9-7.3) 0 P 0.07 Etiology arrest Cardiac Respiratory Other 12 (46) 11 (42) 3 (12) 8 (35) 10 (43) 5 (22) P 0.67 10 (37) 13 (48) 4 (15) 10 (48) 7 (33) 4 (19) P 0.77 PCPC discharge 2 (1-2) 2 (1-4) P 0.43 2 (1-3) 1 (1-3) P 0.16 SES low middle high 6 (23) 16 (62) 4 (15) 4 (18) 14 (64) 4 (18) P 0.90 8 (30) 17 (63) 2 (7) 2 (10) 12 (60) 6 (30) P 0.07 Functional outcome PCPC Poor Good 2 (8) 24 (92) 5 (29) 12 (71) P 0.07 2 (8) 24 (92) 2 (15) 11 (85) P 0.41 Return to school b Missing, n 14 (88) 0 6 (75) 2 22 (96) 1 4 (44) 5 Data are presented as n (%) or median (IQR: 25 th -75 th percentile) a N = 48, 1 patient died after 6 months b Only applicable for children beyond the age of 4. At 3-6 months N ≥ 4 yrs = 24, at 24 months N ≥ 4 yrs= 32. P value not reported due to small sample size and high number of missings. CPR=cardiopulmonary resuscitation, PCPC=pediatric cerebral performance category scale, SES= socioeconomic status 7