Table 2. Prevalence of MGUS by smoking status.
Race | No. of persons with MGUSa | Smoking status | Prevalence of MGUS (%) | Lower limit of 95% CI | Upper limit of 95% CI |
---|---|---|---|---|---|
All persons | 20 | Never | 0.22 | 0.11 | 0.43 |
14 | Former | 0.76 | 0.33 | 1.76 | |
28 | Current | 0.51 | 0.24 | 1.13 | |
Whites | 3 | Never | 0.18 | 0.056 | 0.58 |
5 | Former | 0.75 | 0.27 | 2.07 | |
1 | Current | 0.08 | 0.01 | 0.62 | |
Blacks | 11 | Never | 0.53 | 0.29 | 0.96 |
3 | Former | 1.10 | 0.33 | 3.61 | |
20 | Current | 2.16 | 1.38 | 3.37 | |
Mexican-American | 5 | Never | 0.23 | 0.08 | 0.67 |
6 | Former | 1.24 | 0.51 | 3.00 | |
5 | Current | 0.76 | 0.30 | 1.92 |
Abbreviations: CI, confidence interval; MGUS, monoclonal gammopathy of undetermined significance.
Because of missing smoking data there are 62 persons with MGUS in this table.