Complex sentence: This outcome on average however is worse than for other psychotic and psychiatric disorders though a moderate number of people with schizophrenia were seen to remit and remain well, some of these without need for maintenance medication.
Split into simpler sentences: This outcome on average however is worse than for other psychotic and psychiatric disorders. A moderate number of people with schizophrenia were seen to remit and remain well, some of these without need for maintenance medication.