Table 3.

Productivity costs among survivors of metastatic breast cancer (mBC) by lifecycle age group

	Age (years) 18-44	Age 45-64	Age 65+
Work production
Percent employed	74.4	64.1	14.6
Days lost per woman1	28.7	25.2	2.7
Value of day2	$126	$ 166	$ 147
Value of lost days per woman3	$ 2,701	$ 2,680	$ 58
Home production
Days lost per woman1	23.8	17.1	6.0
Value of day4	$ 104	$ 104	$ 104
Value of lost days per woman3	$ 2,469	$ 1,774	$ 622
Total
Value of lost days per woman5	$ 5,169	$ 4,454	$ 680
Prevalent mBC cases6	12,950	55,306	97,242
Value of lost days nationally (millions 2015 $)7
Work	$ 35	$ 148	$ 6
Home production	$ 32	$ 98	$ 61
Total	$ 67	$ 246	$ 66

^1.Difference between 0-2 years after diagnosis and no breast cancer group in Table 2.

^2.Median annual wages for full time female workers from Islami et al. (2019)⁸ divided by 250 work days per year.

^3.Days lost per woman multiplied by the value of a day.

^4.Average hourly earnings of female personal care and service occupation workers, adjusted for fringe benefits, from Grosse et al. (2018)²¹ multiplied eight hours per day.

^5.Sum of value of lost days per woman for work and home production.

^6.Prevalent breast cancer cases (all stages) multiplied by the proportion with distant metastases.^3,20

^7.Prevalent mBC cases multiplied by the value of lost days per woman.