"onset duration" is a perfectly correct and usable phrase in written English.
It is typically used to refer to the length of time between when a particular event began and when it ended. For example, "The onset duration of the storm was two hours."
"What we're trying to do is predict the onset, duration and intensity of the allergy season in the spring of 2001," said Tim Maloy, who teaches meteorology at Lakeland and runs the 100-member weather club, which broadcasts daily weather forecasts on local radio stations.
Second, we did not distinguish headache characteristics, such as type, intensity, onset, duration, or frequency.
To determine the onset, duration and efficacy of four local anesthetic methods for the horn bud in calves.
Second, we also did not compare headache characteristics, such as type, onset, duration, or frequency, between groups.
The type of uveitis, onset, duration, and course was classified according to the SUN working group criteria [2].
To perform preliminary evaluations into the ocular analgesic effect of topical 1% morphine in a clinical setting and to determine onset, duration and complications.
To examine whether age of onset, duration, or type of medication therapy for attention-deficit/hyperactivity disorder (ADHD) is associated with substance use during adolescence.
Study Objective: To determine the effects of respiratory acidosis and alkalosis by mechanical ventilation on the onset, duration, and recovery times of vecuronium.
There was no significant difference between males and females as regard age, age of onset, duration of the migraine, frequency and the severity of the headache.
Interviews captured information regarding the onset, duration, location, frequency, severity, bother and impact of symptoms and their associated impact on functioning and other key domains of health status.
We carefully registered the migraine history including frequency, age of onset, duration of migraine, occurrence of aura, and dates of the previous attacks.
