Shaded boxes indicate duration of exercises.
Patients had to indicate duration of migraine history (years), attack frequency (n/month), attack duration (hours), and number of days elapsed since the last migraine attack (in 35 out of 47 patients) (Table 1).
‡Therapy administered (doxycycline) when disease was diagnosed; numbers indicate duration of treatment in days.
For codes indicating duration of pregnancy, we restricted the interval to 7 days before and after the delivery date, since ICD-10 codes indicating the duration of pregnancy (O09.-) can be used throughout the pregnancy i.e. also for admissions for reasons other than delivery.
Also, the nature of our data does not provide us with frequency or intensity of each exposure, although we have data indicating duration of employment at each exposed occupation that we were able to use as a surrogate for dose.
The outcome variables, with the lower and upper end of their respective 5-point response scale in brackets, were: 1. Use – indicates duration of daily use ('None' to 'More than 8 hours').
Labanotation was the first to indicate duration, fluency, or intensity of movement.
Cell growth was monitored hourly for indicated durations via calculation of "cell index" (normalized impedance) for each well.
Participants also rated similarity, secret sharing, several traits (caring, intelligence, attractiveness, and popularity), and they indicated duration, frequency of contact, sex, and age.
Those who both breast fed and formula fed their babies indicated various durations of breast and formula feeding between 1 and 7 months.
