Table 1.
Characteristics | Modea | ||||||||||||
|
Paper (n=789) | Paper/Web (n=786) | Web (n=787) | Web/tablet (n=786) | |||||||||
|
Yes | No | P b | Yes | No | P b | Yes | No | P b | Yes | No | P b | |
Responding, n | 443 | 346 |
|
422 | 364 |
|
420 | 367 |
|
419 | 367 |
|
|
Gender, n (%) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Male | 234 (59.1) | 162 (40.9) |
|
198 (50.0) | 198 (50.0) |
|
203 (51.7) | 190 (48.4) |
|
209 (53.3) | 183 (46.7) |
|
|
Female | 209 (52.2) | 184 (46.8) | .09 | 224 (57.4) | 166 (42.6) | .04 | 217 (55.1) | 117 (44.9) | .34 | 210 (53.3) | 184 (46.7) | .99 |
Age of child (years), n (%) |
|
|
|
|
|
|
|
|
|
|
|
||
|
2-5 | 109 (57.1) | 82 (42.9) |
|
106 (56.7) | 81 (43.3) |
|
114 (60.6) | 74 (39.4) |
|
100 (55.3) | 81 (44.7) |
|
|
6-9 | 111 (56.9) | 84 (43.1) |
|
111 (54.7) | 92 (45.3) |
|
108 (54.6) | 90 (45.4) |
|
103 (50.0) | 103 (50.09) |
|
|
10-13 | 122 (62.6) | 73 (37.4) |
|
101 (50.8) | 98 (49.2) |
|
100 (50.3) | 99 (49.7) |
|
108 (53.7) | 93 (46.3) |
|
|
14-17 | 101 (48.6) | 107 (51.4) | .04 | 104 (52.8) | 93 (47.2) | .68 | 98 (48.5) | 104 (51.5) | .08 | 108 (54.6) | 90 (45.4) | .73 |
Maternal age (years), n (%) |
|
|
|
|
|
|
|
|
|
|
|
||
|
<35 | 71 (50.3) | 70 (49.7) |
|
71 (50.7) | 69 (49.3) |
|
66 (52.8) | 59 (47.2) |
|
57 (41.9) | 79 (58.1) |
|
|
35-44 | 265 (57.5) | 196 (42.5) |
|
237 (53.4) | 207 (46.6) |
|
246 (53.4) | 215 (46.6) |
|
248 (54.0) | 211 (46.0) |
|
|
≥45 | 105 (58.5) | 75 (41.7) | .35 | 112 (56.6) | 86 (43.5) | .56 | 104 (53.1) | 92 (46.9) | .99 | 113 (60.1) | 75 (39.9) | .01 |
Paternal age (years), n (%) |
|
|
|
|
|
|
|
|
|
|
|
||
|
<35 | 41 (52.6) | 37 (47.4) |
|
45 (51.1) | 43 (48.9) |
|
37 (51.4) | 35 (46.6) |
|
40 (51.3) | 38 (48.7) |
|
|
35-44 | 235 (57.3) | 175 (42.7) |
|
203 (55.5) | 163 (44.5) |
|
226 (54.1) | 192 (45.9) |
|
194 (50.1) | 193 (49.9) |
|
|
≥45 | 160 (55.9) | 126 (44.1) | .73 | 168 (53.5) | 146 (46.5) | .73 | 148 (52.9) | 132 (47.1) | .89 | 175 (59.5) | 119 (40.5) | .05 |
Urban area, n (%) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
≤100,000 | 303 (58.5) | 215 (41.5) |
|
266 (53.9) | 228 (46.1) |
|
290 (55.3) | 234 (44.7) |
|
280 (54.1) | 238 (45.9) |
|
|
>100,000 | 140 (51.7) | 131 (48.3) | .07 | 156 (53.4) | 136 (46.6) | .91 | 130 (49.4) | 133 (50.6) | .12 | 139 (51.9) | 129 (48.1) | .56 |
aPaper: paper version of questionnaire, paper/Web: paper and/or Web-based questionnaire, Web: Web-based questionnaire, Web/tablet: Web-based questionnaire with opportunity to win a tablet computer within the first 14 days after invitation.
bBetween responders (Yes) and nonresponders (No).