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Table 3 Intervals between lithium requests stratified by sex, and age

From: Serum lithium test requesting across three UK regions: an evaluation of adherence to monitoring guidelines

Interval between requests

Sex

Age (years)

Male

Female

≤65

> 65

0–1 days

2.3%

2.6%

2.1%

3.4%

2–7 days

7.9%

9.7%

8.4%

10.3%

8–76 days (weeks 2 to 10)

32.8%

34.1%

32.7%

35.4%

77–98 days (weeks 11 to 13)

16.3%

16.0%

15.4%

17.6%

99–160 days (weeks 14 to 22)

25.1%

24.8%

26.0%

22.5%

161–189 days (weeks 23 to 26)

3.0%

2.7%

3.0%

2.4%

190–365 (weeks 27 to 51)

10.5%

8.5%

10.3%

7.2%

>  365 (weeks 52 and above)

2.1%

1.7%

2.2%

1.1%

Total

100.0%

100.0%

100.0%

100.0%