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TABLE 2: Clinical outcome (presentation NIHSS, change in NIHSS, discharge NIHSS, and modified Rankin) distribution according to pial collateral score and recanalization
Pial Collateral Score Recanalization No. Presentation NIHSS Score Median (Range) Change in NIHSS Score Median (Range) Discharge NIHSS Score Median (Range) Discharge Modified Rankin Scale Score Median (Range)
1 Complete 12 13.5 (4–23) 9.5 (0–15) 1.5 (0–19) 1.5 (0.5)
Partial/none 15 11 (5–30) 2 (−12–11) 10 (0–30) 4 (0–5)
2 Complete 3 16 (14–16) 12 (10–16) 2 (0–6) 2 (0–3)
Partial/none 6 8.5 (5–21) 0 (−6–6) 10 (3–20) 4 (1–5)
3 Complete 5 16 (12–21) 9 (−10–15) 6 (3–22) 3 (1–5)
Partial/none 5 17 (15–22) 5 (1–9) 14 (8–18) 4 (4–4)
4 and 5 Complete 4 13.5 (7–26) 1 (−16–5) 10.5 (6–42) 4.5 (4–6)
Partial/none 3 19 (17–29) 0 (−25–4) 25 (19–42) 5 (4–6)
    Total Complete 24 15 (4–26) 9 (−16–16) 5 (0–42) 3 (0–6)
Partial/none 29 15 (0–30) 2 (−25–11) 11 (0–42) 4 (0–6)