Table 2

Flow of shoulder disorders (cases) during the three sampling rounds: baseline (R1), 1 year follow up (R2), and 2 years follow up (R3)

R1 R2 R3 n
Remained caseCCC6
CCM4
CMC6
16
Case to non-caseCCNC2
CNCNC4
CMNC3
CNCM3
12
Remained non-caseNCNCNC78
NCNCM38
NCMNC16
132
Non-case to caseNCNCC6
NCCC4
NCMC3
NCCM5
18
MissingCMM12
NCMM48
60
  • C=case; NC=non-case; M=missing.