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Table 4 Outcome of anti-NMDAR encephalitis patients with or without ovarian teratoma

From: Ovarian teratoma-associated anti-NMDAR encephalitis: a systematic review of reported cases

Histological type of teratoma OUTCOME Time to discharge or partial recovery (N), median (m-m) m ± SD (months)
Recovery N (%) Partial recovery N (%) Died N (%)
Mature (99) 87(87,9) 8(8,1) 4(4,0) (47), 3(0,5-12), 3,1 ± 2,0
Immature (29) 22(75,9) 5(17,2) 2(6,9) (9), 3,5(0,7-11), 4,3 ± 3,4
Mature + Immature (6) 4(66,7) 1(16,7) 1(16,7) (3), 4(3-6), 4,3 ± 1,5
Not specified (40) 29(72,5) 6(15,0) 5(12,5) (11), 3(1-24), 5,0 ± 6,4
Total with teratoma (174) 142(81,6) 20(11,5) 12(6,9) (70), 3(0,5-24), 3,6 ± 3,2
Ovarian teratoma not found (40) 34(85)* 3(7,5) 1(2,5) (10), 5,5(1-14), 5,7 ± 3,7+
  1. (N), n° of cases in which this variable is known; *, not documented in two cases.
  2. +, CI 1,0-4,25 versus mature teratoma.