
Figure 1
Cohort recruitment diagram.
Table 1
Sociodemographic factors and health status before the RTA.
| Sociodemographic factors and health status | N | % |
|---|---|---|
| Sex | ||
| Male | 108 | 54.0 |
| Female | 92 | 46.0 |
| Age group (years) | ||
| Younger (18–41) | 97 | 48.5 |
| Older (≥42) | 103 | 51.5 |
| Place of residence | ||
| Urban | 87 | 43.5 |
| Rural | 113 | 56.5 |
| Education | ||
| Primary | 38 | 19.0 |
| Secondary | 125 | 62.5 |
| Higher education | 37 | 18.5 |
| Employment | ||
| Employed | 116 | 58.0 |
| Out of work | 52 | 26.0 |
| Retired from work | 32 | 16.0 |
| Relationship status | ||
| Single | 71 | 35.5 |
| Has a partner | 129 | 64.5 |
| Self-assessed economic status | ||
| Under average | 40 | 20.0 |
| Average | 116 | 58.0 |
| Above average | 44 | 22.0 |
| Religiousness | ||
| No | 19 | 9.5 |
| Yes | 181 | 90.5 |
| Smoking | ||
| No | 129 | 64.5 |
| Yes | 71 | 35.5 |
| Alcohol use | ||
| No | 99 | 49.5 |
| Yes | 101 | 50.5 |
| Drug abuse | ||
| No | 197 | 98.5 |
| Yes | 3 | 1.5 |
| Use of medications | ||
| No | 98 | 49.0 |
| Yes | 102 | 51.0 |
| Type of medications | ||
| None | 98 | 49.0 |
| Non-psychiatric | 78 | 9.0 |
| Psychiatric | 7 | 3.5 |
| All types | 17 | 8.5 |
| Previous RTAs | ||
| No | 116 | 58.0 |
| Yes | 84 | 42.0 |
| Traumatic exposures | ||
| No | 96 | 48.0 |
| Yes | 104 | 52.0 |
| Prior PTSD | ||
| No | 193 | 96.5 |
| Yes | 7 | 3.5 |
| Chronic disease | ||
| No | 116 | 58.0 |
| Yes | 84 | 42.0 |
| Psychiatric disease | ||
| No | 178 | 89.0 |
| Yes | 22 | 11.0 |
| Permanent pain | ||
| No | 181 | 90.5 |
| Yes | 19 | 9.5 |
Table 2
RTA details.
| RTA details. | N | % |
|---|---|---|
| Type of road users | ||
| Driver of motor vehicle | 122 | 61.0 |
| Co-driver or a passenger | 61 | 30.5 |
| Pedestrian or a cyclist | 17 | 8.5 |
| Motor vehicles crashed | ||
| None | 1 | 0.5 |
| One | 92 | 46.0 |
| Two or more | 107 | 53.5 |
| Injured | ||
| None | 29 | 14.5 |
| One | 84 | 42.0 |
| 2–3 | 72 | 36.0 |
| More than 3 | 15 | 7.5 |
| Fatal outcomes | ||
| No | 195 | 97.5 |
| Yes | 5 | 2.5 |
| At fault | ||
| No | 123 | 61.5 |
| Yes | 70 | 35.0 |
| Unknown | 7 | 3.5 |
| Claimed compensation | ||
| No | 113 | 56.5 |
| Yes | 87 | 43.5 |
| Obtained compensation | ||
| No | 180 | 90.0 |
| Yes | 20 | 10.0 |
Table 3
Health status following the RTA.
| Health status following the RTA | N | % |
|---|---|---|
| Number of injuries | ||
| Without injures | 31 | 15.5 |
| One | 45 | 22.5 |
| Multiple | 124 | 62.0 |
| Injury location | ||
| None | 31 | 15.5 |
| Head | 18 | 9.0 |
| Face | 2 | 1.0 |
| Neck | 8 | 4.0 |
| Chest | 8 | 4.0 |
| Abdomen | 1 | 0.5 |
| Spine | 3 | 1.5 |
| Upper extremities | 3 | 1.5 |
| Lower extremities | 10 | 5.0 |
| Several locations | 116 | 58.0 |
| Major injury | ||
| Without injuries | 31 | 15.5 |
| Head | 58 | 29.0 |
| Neck | 37 | 18.5 |
| Chest | 19 | 9.5 |
| Abdomen | 12 | 6.0 |
| Upper extremities | 17 | 8.5 |
| Lower extremities | 26 | 13.0 |
| Injury level | ||
| Without injury | 31 | 15.5 |
| Minor | 96 | 48.0 |
| Moderate | 36 | 18.0 |
| Serious | 28 | 14.0 |
| Severe | 6 | 3.0 |
| Critical | 3 | 1.5 |
| Self-assessed life-threat | ||
| No | 108 | 54.0 |
| Yes | 92 | 46.0 |
| Loss of consciousness | ||
| No | 168 | 84.0 |
| Yes | 32 | 16.0 |
| Loss of memory | ||
| No | 172 | 86.0 |
| Yes | 28 | 14.0 |
| Hospitalization | ||
| No | 136 | 68.0 |
| Yes | 64 | 32.0 |
| Days in hospital | ||
| None | 136 | 68.0 |
| 1–3 | 27 | 13.5 |
| 4–10 | 19 | 9.5 |
| 11 and more | 18 | 9.0 |
| Surgery | ||
| No | 180 | 90.0 |
| Yes | 20 | 10.0 |
| Rehabilitation | ||
| No | 154 | 77.0 |
| Yes | 46 | 23.0 |
| Pain following the RTA | ||
| No | 47 | 23.5 |
| Yes | 153 | 76.5 |
| Symptoms of PTSD | ||
| No | 129 | 64.5 |
| Yes | 71 | 35.5 |
| Symptoms of depression | ||
| No | 160 | 80.0 |
| Yes | 40 | 20.0 |
| Symptoms of anxiety | ||
| No | 191 | 95.5 |
| Yes | 9 | 4.5 |
Table 4
Quality of life of the participants after the RTA.
| QoL domains | Median | Interquartile range |
|---|---|---|
| Physical functioning | 70.0 | 30.0–100.0 |
| Role limitations due to physical health | 0.0 | 0.0–100.0 |
| Role limitations due to emotional health | 100.0 | 67.0–100.0 |
| Vitality | 60.0 | 50.0–75.0 |
| Mental health | 68.0 | 52.0–76.0 |
| Social functioning | 75.0 | 50.0–100.0 |
| Bodily pain | 55.0 | 33.0–80.0 |
| General health | 70.0 | 55.0–84.0 |
Table 5
Factors influencing quality of life following the RTA.
| Factors | PF | PR | ER | VT | MH | SF | BP | GH |
|---|---|---|---|---|---|---|---|---|
| Sociodemographic | ||||||||
| Gender | p=0.681a | p=0.651a | p=0.020a | p=0.072a | p=0.064a | p=0.408a | p=0.052a | p=0.118a |
| Age group | p=0.084a | p=0.204a | p=0.226a | p=0.078a | p=0.012a | p=0.079a | p=0.959a | p<0.001a |
| Place of residence | p=0.795a | p=0.098a | p=0.876a | p=0.427a | p=0.096a | p=0.069a | p=0.224a | p=0.469a |
| Education | p=0.478b | p=0.045b | p=0.182b | p=0.344b | p=0.152b | p=0.828b | p=0.118b | p=0.034b |
| Employment | p=0.087b | p=0.403b | p=0.037b | p=0.094b | p=0.067b | p=0.988b | p=0.007b | p<0.001b |
| Marital status | p=0.628a | p=0.965a | p=0.101a | p=0.465a | p=0.671a | p=0.874a | p=0.525a | p=0.708a |
| Self-assessed economic status | p=0.014b | p=0.032b | p=0.049b | p<0.001b | p<0.001b | p=0.245b | p=0.003b | p<0.001b |
| Religiousness | p=0.898a | p=0.407a | p=0.868a | p=0.010a | p=0.041a | p=0.130a | p=0.072a | p=0.862a |
| Pre-RTA health | ||||||||
| Body mass index | p=0.182b | p=0.496b | p=0.754b | p=0.319b | p=0.538b | p=0.141b | p=0.612b | p=0.182b |
| Smoking | p=0.620a | p=0.214a | p=0.260a | p=0.056a | p=0.096a | p=0.198a | p=0.510a | p=0.097a |
| Alcohol consumption | p=0.020a | p=0.007a | p=0.046a | p=0.009a | p=0.028a | p=0.036a | p=0.005a | p=0.003a |
| Drug abuse | p=0.637a | p=0.314a | p=0.969a | p=0.214a | p=0.566a | p=0.500a | p=0.425a | p=0.272a |
| Previous RTAs | p=0.840a | p=0.774a | p=0.709a | p=0.589a | p=0.083a | p=0.793a | p=0.864a | p=0.133a |
| Previous traumatic exposures | p=0.983a | p=0.510a | p=0.471a | p=0.032a | p=0.116a | p=0.394a | p=0.604a | p=0.031a |
| Prior PTSD | p=0.890a | p=0.612a | p=0.986a | p=0.941a | p=0.308a | p=0.882a | p=0.776a | p=0.206a |
| Chronic disease | p=0.039a | p=0.026a | p=0.410a | p=0.001a | p=0.001a | p=0.043a | p=0.073a | p<0.001a |
| Psychiatric disease | p=0.435a | p=0.061a | p=0.024a | p=0.057a | p=0.001a | p=0.452a | p=0.039a | p=0.010a |
| Previous permanent pain | p=0.828a | p=0.771a | p=0.069a | p=0.001a | p=0.033a | p=0.172a | p=0.052a | p=0.014a |
| Use of medications | p<0.001a | p<0.001a | p=0.058a | p<0.001a | p<0.001a | p<0.001a | p<0.001a | p<0.001a |
| Types of medications | p<0.001b | p<0.001b | p=0.253b | p<0.001b | p<0.001b | p<0.001b | p<0.001b | p<0.001b |
| RTA injury-related | ||||||||
| Injury affliction | p<0.001a | p<0.001a | p=0.228a | p=0.061a | p<0.001a | p=0.003a | p<0.001a | p=0.008a |
| Injury severity | p<0.001b | p<0.001b | p=0.347b | p=0.081b | p<0.001b | p<0.001b | p<0.001b | p<0.001b |
| Self-assessed life-threat | p=0.001a | p<0.001a | p=0.013a | p=0.002a | p<0.001a | p<0.001a | p<0.001a | p<0.001a |
| Pain following the RTA | p<0.001a | p<0.001a | p=0.001a | p<0.001a | p<0.001a | p<0.001a | p<0.001a | p=0.002a |
| Hospitalization | p<0.001a | p<0.001a | p=0.200a | p=0.177a | p=0.053a | p<0.001a | p<0.001a | p<0.001a |
| Hospitalization duration | p<0.001b | p<0.001b | p=0.318b | p=0.244b | p=0.128b | p<0.001b | p<0.001b | p<0.001b |
| Surgery | p<0.001a | p<0.001a | p=0.281a | p=0.045a | p=0.036a | p<0.001a | p<0.001a | p<0.001a |
| Loss of consciousness | p=0.033a | p=0.088a | p=0.334a | p=0.393a | p=0.597a | p=0.298a | p=0.311a | p=0.355a |
| Loss of memory | p=0.226a | p=0.150a | p=0.962a | p=0.196a | p=0.097a | p=0.116a | p=0.984a | p=0.190a |
| Rehabilitation | p<0.001a | p<0.001a | p<0.001a | p=0.086a | p=0.095a | p<0.001a | p<0.001a | p=0.012a |
| RTA-related | ||||||||
| Fault | p=0.109b | p=0.659b | p=0.393b | p=0.322b | p=0.657b | p=0.537b | p=0.024b | p=0.461b |
| Fatalities | p=0.953a | p=0.541a | p=0.618a | p=0.762a | p=0.147a | p=0.157a | p=0.343a | p=0.421a |
| Compensation claim | p=0.072a | p=0.140a | p=0.001a | p=0.005a | p=0.178a | p=0.001a | p=0.031a | p=0.367a |
| Obtained compensation | p=0.474a | p=0.102a | p=0.001a | p=0.232a | p=0.537a | p=0.155a | p=0.370a | p=0.607a |
| Type of road users | p=0.007b | p=0.053b | p=0.502b | p=0.156b | p=0.070b | p=0.113b | p=0.017b | p=0.004b |
Table 6
Correlation between quality of life and mental health outcomes after the RTA.
| Mental health | PF | PR | ER | VT | MH | SF | BP | GH |
|---|---|---|---|---|---|---|---|---|
| Depression symptoms | rs=-0.410 | rs=-0.364 | rs=-0.430 | rs=-0.588 | rs=-0.586 | rs=-0.582 | rs=-0.438 | rs=-0.593 |
| p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | |
| Anxiety symptoms | rs=-0.274 | rs=-0.263 | rs=-0.523 | rs=-0.446 | rs=-0.378 | rs=-0.485 | rs=-0.427 | rs=-0.442 |
| p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | |
| PTSD symptoms | rs=-0.380 | rs=-0.345 | rs=-0.449 | rs=-0.476 | rs=-0.552 | rs=-0.549 | rs=-0.527 | rs=-0.437 |
| p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* | p<0.001* |
