Sentences with phrase «decreased during the study period»

Use of hormone therapy was highest between 1998 - 2002 and gradually decreased during the study period from more than 60 percent of women in 1998 to 23 percent of women in 2012.

Not exact matches

Stair - related injuries involving baby walkers decreased significantly during the study period; however, there were still an estimated 1352 of these injuries in 2008.

The number of stair - related injuries decreased 11.6 % during the study period, with a significant linear trend from 101335 cases in 1999 to 89619 cases in 2008 (m = − 1103, P =.011).

The prone or side sleep position can increase the risk of rebreathing expired gases, resulting in hypercapnia and hypoxia.54, — , 57 The prone position also increases the risk of overheating by decreasing the rate of heat loss and increasing body temperature compared with infants sleeping supine.58, 59 Recent evidence suggests that prone sleeping alters the autonomic control of the infant cardiovascular system during sleep, particularly at 2 to 3 months of age, 60 and can result in decreased cerebral oxygenation.61 The prone position places infants at high risk of SIDS (odds ratio [OR]: 2.3 — 13.1).62, — , 66 However, recent studies have demonstrated that the SIDS risks associated with side and prone position are similar in magnitude (OR: 2.0 and 2.6, respectively) 63 and that the population - attributable risk reported for side sleep position is higher than that for prone position.65, 67 Furthermore, the risk of SIDS is exceptionally high for infants who are placed on their side and found on their stomach (OR: 8.7).63 The side sleep position is inherently unstable, and the probability of an infant rolling to the prone position from the side sleep position is significantly greater than rolling prone from the back.65, 68 Infants who are unaccustomed to the prone position and are placed prone for sleep are also at greater risk than those usually placed prone (adjusted OR: 8.7 — 45.4).63, 69,70 Therefore, it is critically important that every caregiver use the supine sleep position for every sleep period.

During the period studied by the authors, 19,000 barrels per day of oil were also captured by an inverted funnel, or «top hat,» that was placed directly above the wellhead, which decreased the amount of oil that escaped into the sea.

«While hospital stays grew longer during the study period, we saw a decrease in mortality of 0.01 percent per year.»

Results show that the rate of hospitalization for HAV infection as a principal diagnosis decreased from 0.72 to 0.29 per 100,000 cases during the study period.

Women had a mortality decrease of 12 to 22 percent during the study period with regular spicy food consumption, and eating it three or more times a week was associated with the biggest decrease.

A new study conducted by researchers in the Center for Injury Research and Policy of the Research Institute at Nationwide Children's Hospital investigated sports - and recreation - related eye injuries during a 23 - year period and found a slight decrease in eye injuries overall; however, the rate of eye injury associated with non-powder guns (including BB, pellet and paintball guns) increased by almost 170 %.

While the overall rate of sports - and recreation - related eye injury decreased slightly during the study period, the rate of injury associated with non-powder guns increased by nearly 170 %.

The study did find, however, that bone density decreased by as much as 4 % (particularly in the lumbar spine, hip and shin) during the first 4 months after childbirth, but only if the lactation period lasted for at least that long.

Females were more likely than males to have decreasing levels of harassment during the study period, and males were more likely to be subjected to physical and verbal assaults, the researchers found.

Curiously, all study arms experienced significant decreases in both PSA and testosterone during the presurgical period.

According to a study published in the Current Opinion in Clinical Nutrition & Metabolic Care journal in 2010, it has been found out that muscle loss as well as decreased muscle strength occurs during a prolonged period of fasting.

One significant study at Texas A&M did determine that two species of bacteria decreased in number during periods of diarrhea in dogs (ref), a more recent study found significant differences in the bacteria residing in normal dogs and those with diarrhea.

The study found that, on average, temperatures during winter and spring had increased during the study period and the amount of the snow - water equivalent (or the water in the snowpack) decreased by 25 percent.

If you look at areas like Lake Victoria where there was a decrease, the Tanzanians during the study period deforested 27 + % of their forest acreage and burned it as firewood.

Overall the researchers estimate that forest cover decreased in Indonesia by 8.8 million hectares, or 9.3 percent, during the study period.

First, the few studies that have followed participants beyond the immediate intervention period (6 months or less) have noted a decay of intervention effect on behavior over time, 5,6 prompting members of the National Institutes of Health Consensus Panel: Intervention to Prevent HIV Risk Behavior to identify sustainability of program effectiveness as 1 of the most important questions that professionals who are concerned with risk prevention face.7 A challenge for behavioral change interventions in general, this issue is particularly vexing for interventions that target decreased involvement in sex and substance use with advancing age during adolescence.8, 9 Second, multiple behaviors (sex without a condom, sex with multiple partners, substance use before sex, etc) directly and indirectly place individuals at risk for acquisition of HIV.

The study found that bullying by students with disabilities decreased by one - fifth during the three - year period of middle school among the intervention group participating in the Second Step program.

Results: Invalid and missing data on Aboriginal and Torres Strait Islander status decreased from 42 % to 8 % during the study period.

The study found that bullying by students with disabilities decreased by one - fifth during this three - year period of middle school among the intervention group participating in the Second Step Program.

During the prenatal - to - infancy period interventions such as nurse home visitation programs have been shown to reduce children's early emotional vulnerability23 and decrease later criminal and substance use behaviour among high risk groups, 24 although the nature of the specific maternal at - risk factors has varied across studies.