highly significantp <0.0001
After correcting for multiple comparisons, the differences remained highly significant ( p <0.0001 for 6-months and 12-months, p <0.0005 for 24-months).
After correcting for multiple comparisons, the differences remained highly significant ( p <0.0001 for 6-months and 12-months, p <0.0005 for 24-months).