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. Author manuscript; available in PMC: 2023 Jun 1.
Published in final edited form as: Neurocrit Care. 2021 Nov 29;36(3):857–867. doi: 10.1007/s12028-021-01387-x

Table 2.

Clinical variables across levels of treatment intensity

Prophylaxis only vs. Low intensity treatment
Prophylaxis only N=54 Low intensity treatment N=23 P value
Age 57[49–68] 65 [50–78] 0.109
CCI 2 [1–3] 3 [1–4] 0.140
Fisher Score 0.225
1 0 (0%) 0 (0%)
2 6 (11%) 0 (0%)
3 42 (78%) 19 (83%)
4 6 (11%) 4 (17%)
Fresh Score 3 [2–4] 5[4–6] 0.008
First 24-hr epileptiform activity burden 0.078
None 46 (85%) 15 (65%)
Rare 5 (9%) 2 (9%)
Occasional 1 (2%) 2 (9%)
Frequent 0 (0%) 0 (0%)
Abundant 2 (4%) 3 (13%)
Continuous 0 (0%) 1 (4%)
Prophylaxis only vs. High intensity treatment
Prophylaxis only N=54 High intensity treatment N=17
Age 57[49–68] 59 [51–64] 0.909
CCI 2 [1–3] 2 [1–2] 0.654
Fisher Score 0.163
1 0 (0%) 0 (0%)
2 6 (11%) 2 (12%)
3 42 (78%) 10 (56%)
4 6 (11%) 5 (29%)
Fresh Score 3 [2–4] 4[4–6] 0.043
First 24-hr epileptiform activity burden
None 46 (85%) 5 (29%) <0.001
Rare 5 (9%) 1 (6%)
Occasional 1 (2%) 2 (12%)
Frequent 0 (0%) 3 (18%)
Abundant 2 (4%) 6 (35%)
Continuous 0 (0%) 0 (0%)
Low intensity vs. High intensity treatment
Low intensity treatment N=23 High intensity treatment N=17 p-value
Age 65 [50–78] 59 [51–64] 0.191
CCI 3 [1–4] 2 [1–2] 0.072
Fisher Score 0.119
1 0 (0%) 0 (0%)
2 0 (0%) 2 (12%)
3 19 (83%) 10 (56%)
4 4 (17%) 5 (29%)
Fresh Score 5[4–6] 4[4–6] 0.528
First 24-hr epileptiform activity burden 0.053
None 15 (65%) 5 (29%)
Rare 2 (9%) 1 (6%)
Occasional 2 (9%) 2 (12%)
Frequent 0 (0%) 3 (18%)
Abundant 3 (13%) 6 (35%)
Continuous 1 (4%) 0 (0%)

CCI: Charlson Comorbidity index