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Table 2 Results for categories in HADS anxiety, HADS depression, IPAQ, and CMP for boys and girls at baseline and at follow-up. Results were analyzed with Chi2 test and are presented as n (%)

From: Worse health status, sleeping problems, and anxiety in 16-year-old students are associated with chronic musculoskeletal pain at three-year follow-up

 BaselineFollow-up
Boys n (%)Girls n (%)Boys vs. girls p-valueBoys n (%)Girls n (%)Boys vs. girls p-value
HADS anxiety(n = 87)(n = 169) (n = 56)(n = 118) 
 Non-cases73 (83.9%)94 (55.6%) 35 (62.5%)61 (51.7%) 
 Possible cases8 (9.2%)47 (27.8%)<  0.00112 (21.4%)38 (32.2%)0.311
 Probable cases6 (6.9%)28 (16.6%) 9 (16.1%)19 (16.1%) 
HADS depression(n = 87)(n = 169) (n = 55)(n = 118) 
 Non-cases79 (90.8%)148 (87.6%) 49 (89.1%)107 (90.7%) 
 Possible cases7 (8.0%)18 (10.7%)a3 (5.5%)7 (5.9%)a
 Probable cases1 (1.1%)3 (1.8%) 3 (5.5%)4 (3.4%) 
IPAQ(n = 87)(n = 167) (n = 55)(n = 118) 
 Low6 (6.9%)31 (18.6%) 3 (5.5%)20 (16.9%) 
 Moderate14 (16.1%)54 (32.3%)<  0.0015 (9.1%)43 (36.4%)<  0.001
 High67 (77.0%)82 (49.1%) 47 (85.5%)55 (46.6%) 
CMP(n = 79)(n = 142) (n = 52)(n = 102) 
 No64 (81.0%)150 (73.9%)0.23542 (80.8%)73 (71.6%)0.214
 Yes15 (19.0%)37 (26.1%)10 (19.2%)29 (28.4%)
  1. aFor HADS depression, it was not possible to use the Chi2 test due to the small groups