Sentences with phrase «lack of control group»

Limitations include lack of randomization, lack of control group, and lack of follow - up.

Limitations include small sample size and lack of a control group.

Limitations include possible selection bias as no information is provided on the Parents Anonymous ® members who refused to participate in the study, the lack of a control group, and threats to internal validity

Limitations include small sample size, lack of randomization of participants, and lack of control group.

Limitations included the lack of a control group comparison at the 12 and 18 month follow - ups.

Limitations include nonrandomization of participants, lack of control group, small sample size, and lack of follow - up.

Limitations include lack of randomization of students, lack of control group, and lack of follow - up.

Limitations include lack of randomization, lack of control group, small sample size, and lack of follow - up.

Limitations include lack of a control group and small sample size.

Limitations include small sample size, may not generalize to all veterans presenting for PTSD treatment in the VA system, or to veterans in general, and lack of control group.

Limitations include the lack of a control group and low rates of completion for the entire curriculum.

Limitations include small sample size, lack of control group, and reliance on self - reported measures.

Limitations include the lack of control group, small sample size, and length of follow - up.

This study is limited due to lack of a control group and small sample size.

Major study limitations include lack of randomization and lack of a control group.

Limitations include lack of randomization, lack of control group, reliance on self - reported measures, and lack of follow - up.

Limitations include lack of control group and small sample size.

Limitations nonrandomization of participants, lack of control group, small sample size, and lack of follow - up.

Limitations include non-randomization of participants, lack of control group, possible reporter bias, and missing data.

Limitations include lack of control group and generalizability to other population groups.

Limitations include the small sample size and lack of a control group.

Limitations include small sample size, lack of randomization of participants, lack of control group, and length of follow - up.

Limitations include the large percentage of families that did not complete the outcomes measures and the lack of a control group.

Limitations include small sample size and lack of a control group at the 6 month follow - up.

The lack of a control group was a significant limitation.

Limitations include lack of randomization, lack of control group and small sample size.

Limitations include the lack of a control group and the small sample size due to the number of delivery options offered.

Limitations include the lack of a control group.

Limitations include the lack of a control group and possible parental bias.

Limitations of the study include the small sample, the questionable generalizability of a 100 % female sample, lack of a control group, and the lack of control over the type and amount of treatment adolescents may or may not have received after completing the open trial.

Limitations include the lack of a control group and that a substantial percentage of available families did not fully participate or provided incomplete data.

Limitations include lack of control group during follow - up and generalizability due to education level of parents.

Limitations include nonrandomization, the lack of a control group, and small sample size.

Limitations include nonrandomization of participants, lack of control group, and lack of follow - up.

Limitations include small sample size, lack of randomization, lack of control group, and lack of follow - up.

Limitations include the lack of a control group and the small sample size.

Although the lack of a control group limits the certainty with which we can attribute the changes to the intervention, no associations with age or IQ were detected, thereby indicating changes in family dysfunction scores to be unlikely due to maturity or differences in intelligence.

Limitations include nonrandomization of participants, lack of a control group, small population, and lack of follow - up.

Limitations include the lack of control group or randomization, small sample size, and lack of follow - up.

Limitations include small sample size, lack of randomization, and lack of control group.

Limitations include possible effect of other therapies not evaluated, lack of control group and length of follow - up.

Limitations include lack of randomization of participants, lack of control group, and small sample size.

Limitations lack of a control group, high attrition rate, and lack of follow - up.

Limitations include the lack of a control group at the post-intervention follow - up and concerns about generalizability of the results, due to the largely white, middle - class, and educated sample.

Limitations include lack of randomization, lack of control group, lack of follow - up, and lack of generalizability due to ethnic composition of the participants.

Limitations include lack of randomization of participants, lack of control group, and lack of follow - up.

Limitations include lack of control group, high attrition rate, small sample size, and lack of follow - up.

Limitations include follow - up on only a small sample of initial population, lack of control group, selection bias, and high attrition rate.

Limitations include lack of control group, small sample size, and reliability on self - reported measures.

Limitations include small sample size, lack of randomization of participants, lack of control group, and lack of follow - up.