Table 1 Comparison of characteristics of participants who did (respondents) versus those who did not (non-respondents) complete health literacy questions based on data collected at baseline or the first study wave
From: Health literacy and recovery following a non-catastrophic road traffic injury
|  | Non-respondents (n = 1526) | Respondents (n = 493) | P value | Subgroup p value |
|---|---|---|---|---|
Age, years | ||||
 17–24 | 307 (20.1) | 80 (16.2) | 0.002 | 0.055 |
 25–44 | 646 (42.4) | 184 (37.3) | 0.047 | |
 45–59 | 377 (24.7) | 134 (27.2) | 0.3 | |
 60–69 | 109 (7.2) | 52 (10.6) | 0.02 | |
 70+ | 85 (5.6) | 43 (8.7) | 0.02 | |
Male gender | 989 (64.8) | 316 (64.1) | 0.77 | Â |
Marital status |  |  | < 0.0001 |  |
 Divorced, widowed or separated | 132 (8.7) | 72 (14.6) | 0.0001 | |
 Married or defacto | 742 (48.7) | 272 (55.3) | 0.01 | |
 Never married | 651 (42.7) | 148 (30.1) |  | < 0.0001 |
Educational level | Â | Â | 0.15 | Â |
 Primary or pre-primary | 106 (7.0) | 20 (4.1) |  | |
 Secondary | 461 (30.3) | 153 (31.0) |  | |
 Technical/ other further education | 367 (24.1) | 121 (24.5) |  | |
 Tertiary or university | 1168 (76.5) | 365 (74.0) |  |  |
Pre-injury paid work or self-employment | 54 (65.1) | 311 (76.0) | 0.25 | Â |
Injury severity score | ||||
 12+ | 60 (3.9) | 21 (4.3) |  |  |
 9–11 | 96 (6.3) | 34 (6.9) | 0.22 |  |
 4–8 | 541 (35.5) | 197 (40.0) |  |  |
 1–3 | 829 (54.3) | 241 (48.9) |  |  |
Pre-injury disability* | 476 (31.2) | 161 (32.8) | 0.52 | Â |
Pre-injury comorbidity | 663 (43.5) | 272 (55.2) | < 0.0001 |  |
Lodging CTP claim | 349 (22.9) | 155 (31.4) | 0.0002 | Â |
Pain severity ratings | 4.3 (2.7) | 4.2 (2.7) | 0.63 | Â |
Total DASS-21 score | 13.0 (15.4) | 12.1 (14.3) | 0.25 | Â |
Total IES-R scores | 3.7 (3.2) | 3.5 (3.0) | 0.14 | Â |
Pain catastrophizing Scale scores | 14.1 (14.0) | 13.1 (13.7) | 0.18 | Â |
Hospital stay > 12 hours | 750 (49.2) | 275 (55.8) | 0.01 |  |
Perceived sense of danger/death | Â | Â | 0.06 | Â |
 Overwhelming | 161 (10.8) | 46 (9.5) |  | |
 Great | 223 (14.9) | 90 (18.5) |  | |
 Moderate | 293 (19.6) | 98 (20.1) |  | |
 Small | 282 (18.9) | 107 (22.0) |  | |
 None | 534 (35.8) | 146 (30.0) |  | |
Pre-injury psychological conditions | 357 (23.4) | 133 (27.0) | 0.11 | Â |
Type of road user | ||||
 Car driver | 539 (35.3) | 184 (37.5) |  | 0.4 |
 Car passenger | 155 (10.2) | 49 (10.0) | < 0.0001 | 0.9 |
 Motorbike | 445 (29.2) | 183 (37.3) |  | 0.0007 |
 Cyclist | 256 (16.8) | 43 (8.8) |  | < 0.0001 |
 Pedestrian/skateboard | 131 (8.6) | 32 (6.5) |  | 0.14 |
Social satisfaction | ||||
 Dissatisfied | 48 (3.2) | 7 (1.4) |  | 0.04 |
 Neither | 106 (7.0) | 24 (4.9) | 0.02 | 0.1 |
 Satisfied | 1370 (75.6) | 389 (93.7) |  | 0.01 |