11 The explanation why exercise heart rate but not heart rate variability measures was predictive of sickness is unclear, but the greater reliability of exercise heart rate (coefficient of variation 3 19 vs 12 20), and sensitivity of both measures to subtle changes in perceived training load might partly explain these results.
In women, increased cortisol levels are predictive of motion sickness (13) and susceptibility to motion sickness changes as a function of the menstrual cycle, suggesting that levels of estrogen and other hormones might play a role (14).
However, pain ratings obtained with NMQ have also been shown to have a good predictability with respect to secondary outcomes, such as sickness absence from work [ 19], and we utilized this property by categorizing workers according to their self-reported pain intensity, using a discrimination limit which is predictive of long-term sickness absence [ 20].
Recovery expectations are predictive of the duration of sickness absence [ 37- 39].
Young age, low education, lone parenthood, long and frequent sickness absence spells and inpatient and outpatient care due to somatic and mental diagnoses are predictive of suicide attempt in individuals sickness absent due to stress-related mental disorders.
Young age, low education, lone parenthood, increasing numbers of days and spells of sickness absence, and inpatient and outpatient care due to mental and somatic diagnoses were predictive of suicide attempt in individuals who were sickness absent due to stress-related mental disorders.
Health care due to mental diagnoses and > 1 spell of sickness absence regardless of diagnosis were predictive of suicide.
The theory of disruption is meant to be predictive.
