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Table 4 Routine records of mental health diagnoses and specialty contacts among linked cohort versus Welsh population

From: Sources of potential bias when combining routine data linkage and a national survey of secondary school-aged children: a record linkage study

 

Linked cohort

Welsh population (aged 11–16 yrs)

 
 

n (%)

[95% CIs]

 

Any mental health diagnoses

373 (5.8%)

[5.26, 6.42]

20,551 (8.8%)

[8.72, 8.95]

 

Contact with a mental health speciality

334 (5.2%)

[4.68, 5.78]

17,994 (7.7%)

[7.63, 7.85]

 

Depression & anxiety diagnoses

125 (2.0%)

[1.63, 2.32]

8088 (3.5%)

[3.40, 3.55]

 

Self-harm

36 (0.6%)

[0.40, 0.78]

3311 (1.4%)

[1.38, 1.42]

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