Answer:

1)

Answer:

7 days

Explanation

?The provider must encrypt the MDS data within 7 days of completing a resident's MDS evaluation or monitoring record.

Step-by-Step explanation

Reference

Tamo, I., Wang, Z., & Bruck, J. (2012). Zigzag codes: MDS array codes with optimal rebuilding. IEEE Transactions on Information Theory, 59(3), 1597-1616.

Lee, S. C. W., Dvinge, H., Kim, E., Cho, H., Micol, J. B., Chung, Y. R., ... & Lobry, C. (2016). Modulation of splicing catalysis for therapeutic targeting of leukemia with mutations in genes encoding spliceosomal proteins. Nature medicine, 22(6), 672.

2)

Answer:

The data range for the 7-day "look-back" observation window is March 14 through March 20.

If the ARD is set at a certain date and one wishes to observe the 7-day "look-back" observation window, one has to count 6 days before the ARD to determine the period of observation for 7 days item and the ARD.

Step-by-Step explanation

Reference.

Preen, D. B., CD'Arcy, J. H., Spilsbury, K., Semmens, J. B., & Brameld, K. J. (2006). Length of comorbidity lookback period affected regression model performance of administrative health data. Journal of clinical epidemiology, 59(9), 940-946.