The survival of ancient human societies despite high and unpredictable mortality implies that all societies that persisted were successful in maintaining high fertility.
But there were two differences: the students who compensated for their problems tended to have higher overall levels of learning abilities, and the students whose problems persisted were twice as likely to attend what the researchers called disadvantaged schools.
The current study was designed to determine whether changes in muscle fibers persisted, were exacerbated, or resolved over time.
The few percent that persisted were unrelated to either the type or even presence of an introduced DNA lesion (see 'Materials and methods-Data acquisition and analysis').
Persons frequenting their GP less often and seeing their doctor because the symptom persisted were at significantly higher odds of seeking early medical advice (< 2 weeks).
Based on the 79-month results, 3 and adjusting for baseline function, the proportion of patients for whom insufficiency persisted, resolved, developed and for whom sufficiency persisted were estimated for each trial arm.
