Lyme Disease Charts and Figures: Most Recent Year
Lyme disease—Reported cases by age group, United States, 2018
Age Group | Confirmed Cases | Probable Cases |
---|---|---|
0-4 | 986 | 190 |
5-9 | 2,175 | 582 |
10-14 | 1,750 | 582 |
15-19 | 1,089 | 558 |
20-24 | 804 | 487 |
25-29 | 907 | 427 |
30-34 | 969 | 505 |
35-39 | 1,032 | 497 |
40-44 | 1,066 | 444 |
45-49 | 1,284 | 545 |
50-54 | 1,631 | 685 |
55-59 | 2,167 | 891 |
60-64 | 2,124 | 901 |
65-69 | 2,062 | 932 |
70-74 | 1,527 | 752 |
75-79 | 1,057 | 563 |
80-84 | 548 | 335 |
85+ | 346 | 217 |
Lyme disease—Rates* among reported cases (confirmed and probable) by age group and sex, United States, 2018
Age Group | Male Confirmed Incidence | Male Probable Incidence | Female Confirmed Incidence | Female Probable Incidence |
---|---|---|---|---|
0-4 | 5.0 | 1.0 | 4.9 | 0.9 |
5-9 | 12.2 | 3.1 | 8.3 | 2.4 |
10-14 | 10.2 | 3.4 | 5.9 | 2.1 |
15-19 | 6.3 | 2.9 | 3.3 | 2.2 |
20-24 | 4.0 | 2.1 | 2.7 | 2.0 |
25-29 | 4.9 | 1.9 | 3.0 | 2.0 |
30-34 | 5.3 | 2.5 | 3.4 | 2.2 |
35-39 | 6.1 | 2.7 | 4.0 | 2.3 |
40-44 | 6.2 | 2.3 | 3.9 | 1.9 |
45-49 | 7.4 | 3.1 | 4.8 | 2.1 |
50-54 | 8.3 | 3.8 | 6.2 | 2.5 |
55-59 | 11.8 | 4.9 | 9.2 | 3.9 |
60-64 | 12.0 | 5.5 | 8.6 | 3.4 |
65-69 | 13.4 | 7.2 | 10.5 | 3.9 |
70-74 | 13.3 | 6.7 | 9.2 | 4.6 |
75-79 | 12.2 | 7.9 | 10.3 | 4.5 |
80-84 | 10.8 | 6.9 | 7.3 | 4.4 |
85+ | 7.2 | 4.6 | 4.0 | 2.6 |
*Rates per 100,000 were calculated using U.S. Census Bureau estimates from July 1 of each year
Lyme disease—Reported confirmed and probable cases by week* of disease onset, United States, 2018
Onset Week | Confirmed | Probable |
---|---|---|
1 | 138 | 63 |
2 | 97 | 38 |
3 | 81 | 50 |
4 | 84 | 23 |
5 | 125 | 65 |
6 | 72 | 34 |
7 | 77 | 39 |
8 | 81 | 33 |
9 | 145 | 88 |
10 | 90 | 49 |
11 | 85 | 44 |
12 | 82 | 47 |
13 | 105 | 49 |
14 | 163 | 109 |
15 | 101 | 54 |
16 | 113 | 57 |
17 | 109 | 56 |
18 | 273 | 125 |
19 | 195 | 87 |
20 | 292 | 125 |
21 | 376 | 177 |
22 | 778 | 254 |
23 | 807 | 260 |
24 | 1,075 | 343 |
25 | 981 | 284 |
26 | 1,003 | 286 |
27 | 1,278 | 430 |
28 | 901 | 297 |
29 | 731 | 255 |
30 | 568 | 190 |
31 | 635 | 249 |
32 | 386 | 179 |
33 | 352 | 139 |
34 | 306 | 126 |
35 | 338 | 147 |
36 | 273 | 109 |
37 | 249 | 99 |
38 | 210 | 78 |
39 | 228 | 68 |
40 | 341 | 112 |
41 | 265 | 82 |
42 | 290 | 90 |
43 | 209 | 58 |
44 | 244 | 84 |
45 | 158 | 68 |
46 | 121 | 50 |
47 | 109 | 35 |
48 | 114 | 54 |
49 | 113 | 57 |
50 | 70 | 27 |
51 | 77 | 34 |
52 | 38 | 25 |
53 | 29 | 9 |
54 | 9 | 4 |
*Week of illness onset was restricted to the calendar year with each week beginning on Sunday; therefore, weeks 1 and 54 may represent partial weeks
Page last reviewed: November 22, 2019