Table 2. Childhood cancer diagnosed during 2003–2004 in residents of England and Wales.
| Diagnostic group Deprivation category |
Number of registrations (% of total) by source of notification
|
Capture-recapture estimates
|
||||||
|---|---|---|---|---|---|---|---|---|
| Total | CR only |
CCLG only
|
Number of cases
|
Completeness
|
||||
| CR feedback assumption: | A | B | A | B | A | B | ||
| Lymphoid leukaemia | P(trend)=0.341 | P(trend)=0.021 | P(trend)=0.566 | |||||
| 1=least deprived | 141 | 4 (3%) | 11 (8%) | 7 (5%) | 141.4 | 141.2 | 100% | 100% |
| 2 | 150 | 2 (1%) | 12 (8%) | 7 (5%) | 150.2 | 150.1 | 100% | 100% |
| 3 | 128 | 1 (1%) | 8 (6%) | 2 (2%) | 128.1 | 128.0 | 100% | 100% |
| 4 | 117 | 1 (1%) | 12 (10%) | 3 (3%) | 117.1 | 117.0 | 100% | 100% |
| 5=most deprived | 131 | 2 (2%) | 21 (16%) | 10 (8%) | 131.4 | 131.2 | 100% | 100% |
| Stratified | 668.1 | 667.5 | 100% | 100% | ||||
| Crude | 667 | 10 (1%) | 64 (10%) | 29 (4%) | 668.1 | 667.5 | 100% | 100% |
| Leukaemia | P(trend)=0.064 | P(trend)=0.007 | P(trend)=0.487 | |||||
| 1=least deprived | 182 | 10 (5%) | 13 (7%) | 8 (4%) | 182.8 | 182.5 | 100% | 100% |
| 2 | 193 | 5 (3%) | 13 (7%) | 8 (4%) | 193.4 | 193.2 | 100% | 100% |
| 3 | 168 | 4 (2%) | 12 (7%) | 4 (2%) | 168.3 | 168.1 | 100% | 100% |
| 4 | 158 | 4 (3%) | 13 (8%) | 3 (2%) | 158.4 | 158.1 | 100% | 100% |
| 5=most deprived | 166 | 3 (2%) | 26 (16%) | 12 (7%) | 166.6 | 166.2 | 100% | 100% |
| Stratified | 869.4 | 868.1 | 100% | 100% | ||||
| Crude | 867 | 26 (3%) | 77 (9%) | 35 (4%) | 869.6 | 868.1 | 100% | 100% |
| CNS tumours | P(trend)=0.035 | P(trend)=0.206 | P(trend)=0.176 | |||||
| 1=least deprived | 134 | 12 (9%) | 6 (4%) | 5 (4%) | 134.6 | 134.5 | 100% | 100% |
| 2 | 147 | 14 (10%) | 6 (4%) | 3 (2%) | 147.7 | 147.3 | 100% | 100% |
| 3 | 141 | 9 (6%) | 3 (2%) | 3 (2%) | 141.2 | 141.2 | 100% | 100% |
| 4 | 133 | 11 (8%) | 5 (4%) | 4 (3%) | 133.5 | 133.4 | 100% | 100% |
| 5=most deprived | 115 | 2 (2%) | 10 (9%) | 8 (7%) | 115.2 | 115.2 | 100% | 100% |
| Stratified | 672.1 | 671.6 | 100% | 100% | ||||
| Crude | 670 | 48 (7%) | 30 (4%) | 23 (3%) | 672.4 | 671.8 | 100% | 100% |
| Non-CNS solid cancer | P(trend)=0.858 | P(trend)=0.072 | P(trend)=0.277 | |||||
| 1=least deprived | 242 | 18 (7%) | 19 (8%) | 12 (5%) | 243.7 | 243.0 | 99% | 100% |
| 2 | 213 | 26 (12%) | 12 (6%) | 6 (3%) | 214.8 | 213.9 | 99% | 100% |
| 3 | 220 | 17 (8%) | 21 (10%) | 9 (4%) | 222.0 | 220.8 | 99% | 100% |
| 4 | 250 | 32 (13%) | 19 (8%) | 5 (2%) | 253.0 | 250.8 | 99% | 100% |
| 5=most deprived | 248 | 16 (6%) | 30 (12%) | 19 (8%) | 250.4 | 249.4 | 99% | 99% |
| Stratified | 1183.8 | 1177.8 | 99% | 100% | ||||
| Crude | 1173 | 109 (9%) | 101 (9%) | 51 (4%) | 1184.4 | 1178.5 | 99% | 100% |
Abbreviations: A=all late CR notifications were feedback; B=none was; CCLG=Children's Cancer and Leukaemia Group; CNS=intracranial and intraspinal (central nervous system); CR=general cancer registry; P(trend)=result of test for trend over categories.