This paper compares the effects that the OBRA93 expansion of the EITC had on the labor force participation of single mothers with two or more children to those on single mothers with only one child. The structure of this expansion allows us to treat it as a natural experiment using difference-indifference techniques. In particular, the difference in the change in labor force participation of si...

CONTEXT In rural Bangladesh, family planning services--previously provided through household visits and satellite clinics--were transferred to static community clinics under the government's sectoral program for 1998-2003, but the next sectoral program reversed the change without a formal evaluation. It is important to assess changes in utilization and coverage to inform further development of ...

OBJECTIVE To compare the standard cervical cancer screening procedure--the Papanicolaou test or Pap smear--with detection through visual inspection using acetic acid (VIA), and visual inspection with acetic acid assisted by Aviscope (VIAM). MATERIAL AND METHODS The study was conducted between October 1998 and December 2000, in two Mixteca regions in Oaxaca, Mexico. A field trial design was us...

OBJECTIVE Self-reported information from questionnaires is frequently used in epidemiological studies, but few of these studies provide information on the reproducibility of individual items contained in the questionnaire. We studied the test-retest reliability of self-reported diabetes among 33,919 participants in Norwegian Women and Cancer Study. METHODS The test-retest reliability of self-...

Pregnancy-induced nausea and vomiting is a common complaint and about 80-88% of pregnant women have experienced it. This study has been conducted regarding limited drug therapy and the efficacy of acupressure and Neiguan point (po). This clinical trial of cross over type has been performed in gyneocologic clinics with randomized sampling in two phase of control and case, 1998-99. In the case ph...