Table 5.

Counts and age-standardized rate of extraosseous plasmacytoma incidence per 100,000 and average annual percent change from 2000 to 2019 in the United States, by age, sex, and race.

	All age	Age ≥ 55	Age < 55
All races/ethnicities
Women
Cases (%)	1063 (37.12)	798 (27.86)	265 (9.25)
ASIR (95% CI)	0.06 (0.06 to 0.07)	0.22 (0.20 to 0.23)	0.02 (0.02 to 0.03)
AAPC (95% CI)	− 3.41 (− 6.02 to − 0.94)	− 3.91 (− 6.19 to − 1.47)	0.44 (− 2.39 to 3.61)
Men
Cases (%)	1801 (62.88)	1289 (45.01)	512 (17.88)
ASIR (95% CI)	0.13 (0.12 to 0.14)	0.44 (0.42 to 0.47)	0.05 (0.04 to 0.05)
AAPC (95% CI)	− 4.10 (− 5.87 to − 2.22)	− 3.74 (− 5.33 to − 1.84)	− 3.39 (− 7.03 to 1.41)
Hispanic
Women
Cases (%)	164 (37.18)	95 (21.54)	69 (15.65)
ASIR (95% CI)	0.07 (0.06 to 0.08)	0.22 (0.18 to 0.27)	0.03 (0.02 to 0.04)
AAPC (95% CI)	1.51 (− 1.23 to 5.53)	2.59 (− 1.03 to 8.47)
Men
Cases (%)	277 (62.82)	161 (36.51)	116 (26.30)
ASIR (95% CI)	0.14 (0.12 to 0.16)	0.48 (0.4 to 0.56)	0.05 (0.04 to 0.06)
AAPC (95% CI)	− 1.15 (− 5.61 to 4.82)		− 1.59 (− 6.13 to 3.43)
NHB
Women
Cases (%)	157 (46.45)	110 (32.54)	47 (13.91)
ASIR (95% CI)	0.09 (0.08 to 0.11)	0.3 (0.25 to 0.37)	0.03 (0.02 to 0.04)
AAPC (95% CI)	− 7.67 (− 12.05 to − 3.66)
Men
Cases (%)	181 (53.55)	118 (34.91)	63 (18.64)
ASIR (95% CI)	0.14 (0.12 to 0.17)	0.49 (0.40 to 0.59)	0.05 (0.04 to 0.07)
AAPC (95% CI)	− 4.97 (− 9.72 to − 1.58)	− 1.01 (− 14.11 to 15.24)	− 7.4 (− 11.3 to − 3.6)
NHW
Women
Cases (%)	677 (35.19)	548 (28.49	129 (6.70)
ASIR (95% CI)	0.06 (0.06 to 0.06)	0.21 (0.19 to 0.23)	0.02 (0.02 to 0.02)
AAPC (95% CI)	− 3.05 (− 6.15 to − 0.36)	− 3.75 (− 6.36 to − 1.19)	1.53 (− 3.94 to 7.93)
Men
Cases (%)	1247 (64.81)	948 (49.27)	299 (15.54)
ASIR (95% CI)	0.13 (0.12 to 0.14)	0.45 (0.42 to 0.48)	0.05 (0.04 to 0.05)
AAPC (95% CI)	− 3.65 (− 5.21 to − 2.21)	− 3.72 (− 6.22 to − 1.29)	− 0.19 (− 3.52 to 3.14)

NHW Non-Hispanic White, NHB Non-Hispanic Black, ASIR Age-standardized incidence rate, CI Confidence interval, AAPC Average annual percent change.