Odontogenic cysts: A retrospective study
of 1227 cases in an Iranian population from 1987 to 2007.
In a single center retrospective study
at Shanghai Renji Hospital, the most common cause of AKI in hospitalized patients was shown to be prerenal, which accounted for 52% of all cases, followed by renal parenchymal AKI (44.
However this was a retrospective study
and this subject needs further investigation.
Given that this was a retrospective study
, it has to be viewed as hypothesis generating.
Patient attrition between diagnosis with HIV in pregnancy-related services in Kenya: a retrospective study
All of the 7,319 pregnant women in the retrospective study
were receiving 17 alpha-hydroxyprogesterone caproate (17P) because they had experienced at least one spontaneous preterm delivery (SPTD).
A separate retrospective study
by other investigators in 2004 reported that patients who wait 2 or more years for ACL reconstruction are nearly twice as likely to develop immediate meniscal pathology, compared with patients whose ACL was treated within 1 year, he noted.
However, this is a very small retrospective study
and clearly merits repetition in a large prospective series before these interesting results can be confirmed.
One often-sited retrospective study
has suggested that surgical patients who had a view of nature from the window of their hospital room spent less time in the hospital and required less analgesic medication than did similar patients whose room had a view of another building.
A recent retrospective study
that examined all low-risk pregnancies in the U.
In this retrospective study
, 341 nasopharyngeal and bronchoalveolar lavage samples were taken from children (age 2 days-12 years) hospitalized with respiratory tract infections in 2004 in the Red Cross War Memorial Children's Hospital, Cape Town, South Africa.
In a retrospective study
of clozapine, 20 children and adolescents with treatment-refractory schizophrenia showed significant decreases in three indices of aggression--administration of emergency oral medications, administration of emergency injectable medications, and seclusion events--after 6 months of treatment.
Women exposed to abuse, violence and family strife in childhood are more likely than those without such experiences to have a teenage pregnancy; the greater the number of adverse childhood experiences, the higher the likelihood of pregnancy, according to a retrospective study
of women attending a primary care clinic in San Diego.
The results of a retrospective study
of stem cell transplantation in children showed an increased risk of infections within 30 days of transplantation, regardless of the type of transplant.
A 5-year longitudinal and cross-sectional evaluation is being conducted as a retrospective study
of current 12th graders enrolled in Med-COR (n=108 in 2000-2001) and a prospective study of 8th graders entering Med-COR in Fall 2001.