Table 1.
Baseline characteristics of participants.
| Variable | Unadjusted | Pa value | Before PSWb | After PSW, comparison mean (n=140) | Pc value | |||
|
|
|
Intervention frequency (n=50), n (%) | Comparison frequency (n=160), n (%) |
|
Intervention mean (n=38) | Comparison mean (n=140) |
|
|
| Clinic | <.001 |
|
|
|
<.001 | |||
|
|
Site 1 | 18 (36) | 21 (13.1) | —d | 0.37 | 0.12 | 0.12 | — |
|
|
Site 2 | 32 (64) | 139 (86.9) | — | — | — | — | — |
| Age group, in years | .53 |
|
|
|
— | |||
|
|
18-44 | 12 (24) | 28 (17.5) | — | 0.29 | 0.17 | 0.19 | .19 |
|
|
45-54 | 16 (32) | 50 (31.2) | — | 0.32 | 0.31 | 0.32 | <.001 |
|
|
55-64 | 22 (44) | 82 (51.3) | — | 0.39 | 0.52 | 0.49 | .29 |
| Gender | .16 |
|
|
|
.67 | |||
|
|
Male | 23 (46) | 56 (35.0) | — | 0.42 | 0.35 | 0.38 | — |
|
|
Female | 27 (54) | 104 (65.0) | — | — | — | — | — |
| Primary language | .09 |
|
|
|
.08 | |||
|
|
English | 17 (34) | 76 (47.5) | — | 0.26 | 0.45 | 0.42 | — |
|
|
Spanish | 33 (66) | 84 (52.5) | — | — | — | — | — |
| Race and ethnicity | .43 |
|
|
|
|
|||
|
|
Hispanic or Latino | 37 (74) | 108 (67.5) | — | 0.79 | 0.69 | 0.74 | .50 |
|
|
White | 5 (10) | 18 (11.3) | — | 0.05 | 0.12 | 0.10 | .32 |
|
|
Other | 8 (16) | 26 (16.3) | — | 0.16 | 0.16 | 0.16 | >.99 |
|
|
Missing | 0 (0) | 8 (5.0) | — | — | — | — | — |
| Smoking status | .53 |
|
|
|
.34 | |||
|
|
Current nonsmoker | 48 (96) | 147 (91.9) | — | 0.03 | 0.07 | 0.07 | — |
|
|
Current smoker | 2 (4) | 13 (8.1) | — | — | — | — | — |
aP values are for chi-square tests or Fisher exact test where cell frequencies are less than 5.
bPSW: propensity score weighting.
cP values are for t tests.
dNot applicable.