The analysis of sociotechnical incidents by time of day and day of week indicated a trend for increased proportions of these types of incidents occurring on Sundays.
The evaluation of sociotechnical incidents by time of day and day of week suggests a trend for increased proportions of these types of incidents occurring on Sundays, this being almost three times as common as other days of the week.
Results were scored on a scale of 0 3 for staining intensity (with each successive score denoting increasing intensity), and on a score of 0 5 for increasing proportion of positive cancer nuclei (0=none, 1=<1%, 2=1 10%, 3=11 33%, 4=34 66%, 5=>66%).
The explanations offered for increasing proportion of young persons involved in pre-marital sexual activities include earlier menarche, effects of mass media that glamorize sex, and increasing weakness of traditional control of the family system in Nigeria [ 10].
School lessons have, over the past 20 years, become the main source of information about sexual matters for increasing proportions of young people in Britain.
For ORs > 2.0, the sample size needed would be smaller, and for an increased proportion exposed among the controls, the sample size required would be larger.
In addition, the changes in patient co-morbidity profiles (for example, increased proportion of THA in patients with diabetes and obesity over time) and indications for surgery (e.g. lower threshold for surgery) may in part explain our findings.
Cocaine abuse, which had been a marginal drug problem throughout much of the 20th century, grew alarmingly in the late 20th century in several countries, and cocaine became responsible for a markedly increased proportion of drug-induced deaths.
Cocaine abuse, which had been a marginal drug problem throughout much of the 20th century, grew alarmingly in the late 20th century in several countries, and cocaine has become responsible for a markedly increased proportion of drug-induced deaths.
This was accounted for by an increased proportion scoring ⩾11 among those having had children.
