Table 2: Longitudinal changes over time from baseline to 40-year follow-up

From: The natural course of spinal cord injury: changes over 40 years among those with exceptional survival

CharacteristicBaseline11 years20 years30 years40 yearsDifference over 40-year P-value
 Percentages and Mean (s.d.) 
 Currently employed (yes)49.071.471.468.827.10.002
 Hours worked per week30.1 (11.7)40.1 (9.5)41.4 (10.8)37.4 (12.4)31.1 (14.4)0.002
      
 Number of outings     0.123
  Rarely to 1–3 per month18.46.48.316.726.5 
  1–2 per week20.429.839.627.124.5 
  3+ per week61.263.852.156.349.0 
      
 Visits from others     0.054
  Rarely to 1–3 per month29.232.643.841.751.0 
  1–2 per week27.141.335.431.322.5 
  3+ per week43.826.120.827.126.5 
      
 Sitting tolerance (three category), hours     0.062
  0–717.06.76.28.512.5 
  8–1221.317.827.123.439.6 
  >1261.775.666.768.147.9 
      
 Non-routine physician visits     <0.0001
  None31.227.720.410.68.3 
  1–3 times52.146.840.846.831.3 
  4–9 times10.419.234.736.218.8 
  10 times6.36.44.16.441.7 
      
 Days in hospital     0.001
  None58.173.383.756.336.7 
  1–6 days11.615.66.122.920.4 
  1 weeks30.211.110.220.842.9 
      
Satisfaction with
  Living arrangements4.3 (0.9)4.7 (0.7)4.5 (0.8)4.2 (1.1)4.4 (1.1)0.194
  Employment3.07 (1.3)3.76 (1.3)3.61 (1.4)3.64 (1.3)3.70 (1.2)0.016
  Financial means3.39 (1.3)3.69 (1.1)3.49 (1.1)3.51 (1.2)3.55 (1.2)0.647
  Social life3.94 (1.1)4.29 (1.0)4.00 (0.9)3.74 (1.1)3.53 (1.1)0.0004
  Sex life3.25 (1.4)3.67 (1.4)3.20 (1.3)2.61 (1.3)2.57 (1.1)<0.0001
  General health3.96 (1.2)4.18 (0.9)3.85 (0.9)3.71 (0.9)3.24 (1.1)<0.0001
      
 Present adjustment8.13 (2.0)8.50 (1.6)8.49 (1.4)8.44 (1.3)8.57 (1.8)0.491
 5-year adjustment8.96 (1.6)8.74 (1.4)8.55 (1.4 )8.45 (1.7)7.92 (2.3)0.003
  1. Values are presented as percentages or mean (s.d.).