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Random albumin/creatinine ratio for quantification of proteinuria in manifest pre-eclampsia
| Content Provider | Scilit |
|---|---|
| Author | Wikström, A‐K Wikström, J. Larsson, A. Olovsson, M. |
| Copyright Year | 2006 |
| Description | Journal: BJOG 1) To assess the correlation between urine albumin/creatinine ratio (ACR) and 24-hour urine albumin excretion in women with pre-eclampsia, 2) to study the influence of potential confounders on this correlation and 3) to assess the variability of ACR between voids during a 24-hour period. Prospective study. Fetal maternity ward, university hospital. Women with pre-eclampsia scheduled for quantitative albumin measurement with a 24-hour urine collection. Random urine samples were obtained for analysis of ACRs during the time of 24-hour urine collections in 31 women. ACRs were also measured from the complete 24-hour collections. In five additional women, serial urine samples were obtained during the 24-hour collection. Correlation between ACRs and albumin amount in 24-hour urine samples. Variability of the ACRs during a 24-hour collection. The random ACR was poorly correlated to 24-hour excretion of urine albumin (R(2)= 0.42). Adjustment for maternal age and nifedipine medication significantly (P= 0.044 and P= 0.023, respectively) improved the correlation (R(2)= 0.60). The mean variability (highest/lowest) of ACR during a 24-hour period was 222%. The ACR from the 24-hour collection had an excellent correlation to 24-hour excretion of urine albumin (R(2)= 0.96). In women with pre-eclampsia, random ACR is not stable during the day and cannot predict 24-hour urine protein excretion accurately. ACR from the 24-hour collection is an accurate predictor of total albumin amount and can be used to minimise errors from incomplete collections. |
| Ending Page | 934 |
| Starting Page | 930 |
| ISSN | 2573508X |
| e-ISSN | 14710528 |
| DOI | 10.1111/j.1471-0528.2006.01007.x |
| Journal | BJOG |
| Issue Number | 8 |
| Volume Number | 113 |
| Language | English |
| Publisher | Wiley-Blackwell |
| Publisher Date | 2006-08-01 |
| Access Restriction | Open |
| Subject Keyword | Obstetrics and Gynecology Albumin/creatinine Ratio Protein/creatinine Ratio |
| Content Type | Text |
| Resource Type | Article |