Table 5.

Estimated incremental per-capita medical expenditures associated with ADHD by age group

	Adults 18–30	Adults 31 +
Total direct costs	1856.66 (864.01, 3455.02)*	2623.48 (997.94, 5012.65)*
Inpatient visits	− 81.04 (− 412.89, 323.68)	50.05 (− 195.53, 395.05)
Prescription medication	722.10 (493.06, 1029.96)*	1339.74 (707.62, 1796.89)*
Outpatient visits	127.46 (− 112.74, 421.12)	383.64 (− 6.01, 1244.48)
Emergency Room visits	− 65.93 (− 131.26, 0.78)	37.58 (− 60.88, 129.53)
Office-based visits	627.28 (322.09, 1507.26)*	449.53 (130.034, 945.71)*
Home health visits	82.36 (− 107.74, 2091.24)	50.05 (− 195.53, 395.05)

Estimated 1.56 million adults 18–30 with ADHD and 1.66 million adults 31 + with ADHD

^*Statistically significant at p < 0.05