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. 2022 Apr 9;22:250. doi: 10.1186/s12888-022-03895-2

Table 2.

Average relapse rate during follow-up period

Period from index date to the end of F/U, among patients who initiated LAI after index date (N = 2222)
From index date to LAI initiation From LAI initiation to end of F/U P value
Relapse rate (PPPM)a,b 0.109 0.073 < 0.0001
 Hospitalization rate (PPPM) 0.091 0.058 < 0.0001
 ER rate (PPPM) 0.017 0.015 0.2552

ER emergency room, F/U follow-up, LAI long-acting injectable, PPPM per patient per month

aRelapse is defined as hospitalization or ER visits with a diagnosis of schizophrenia as primary or secondary diagnosis, assessed from index date to the end of follow-up (F/U) period

bRate in PPPM is calculated as “number of events within the specific period” divided by “duration of the specific period in months” for a given patient