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Table 2 Self-harming thoughts and behaviours by gender and year group

From: Self-harm in young adolescents (12–16 years): onset and short-term continuation in a community sample

  Boys   Girls   Overall
  Yr 8 Yr 9 Yr 10 Yr 11 Overall Yr 8 Yr 9 Yr 10 Yr11 Overall  
   First assessment   
Thoughts about hurting yourself in past 6 months 117/652 (18%) 77/628 (12%) 89/598 (15%) 54/405 (13%) 337/2283 (15%) 138/628 (22%) 135/639 (21%) 167/590 (28%) 103/376 (27%) 543/2233 (24%) 880/4516 (19%)
Have you ever hurt yourself on purpose in past 6 months 47/651 (7%) 34/625 (5%) 53/598 (9%) 382/406 (6%) 158/2280 (7%) 61/630 (10%) 55/636 (9%) 105/591 (18%) 56/378 (15%) 277/2235 (12%) 435/4515 (10%)
   Second assessment   
Have you ever thought about hurting yourself in past 6 months 108/652 (17%) 76/611 (12%) 91/561 (16%) 41/362 (11%) 316/2186 (14%) 121/620 (20%) 161/632 (25%) 163/567 (29%) 76/334 (23%) 521/2153 (24%) 837/4339 (19%)
Have you ever hurt yourself on purpose in past 6 months 58/653 (9%) 43/609 (7%) 47/560 (8%) 24/359 (7%) 172/2181 (8%) 60/617 (10%) 93/629 (15%) 110/567 (19%) 38/331 (11%) 301/2144 (14%) 473/4325 (11%)
   Incident self-harm   
New thoughts at second assessment 36/492 (7%) 35/482 (7%) 31/436 (7%) 20/279 (7%) 122/1689 (7%) 37/449 (8%) 69/465 (15%) 45/375 (12%) 17/216 (8%) 168/1505 (11%) 290/3194 (9%)
New behaviour at second assessment 30/555 (5%) 26/518 (5%) 24/468 (5%) 14/304 (5%) 94/1845 (5%) 22/516 (4%) 53/534 (10%) 31/431 (7%) 15/253 (6%) 121/1734 (7%) 215/3579 (6%)