Table 1.

Mortality from total solid cancer among entrants by sex and age, by date of entry into the city after the bombing

Group		Males					Females
Age at bombing (years)	Entry date	Number of subjects	Observed person-years	Number of deaths	Death rate /105 pyr	RR (to 9+)	Number of subjects	Observed person-years	Number of deaths	Death rate /105 pyr	RR (to 9+)
[0, 10)	6	144	4403	8	182	0.913	161	4644	4	86	1.063
	7	434	12 689	30	236	1.188	439	13 582	13	96	1.182
	8	409	12 161	29	238	1.198	409	12 971	17	131	1.618
	9+	592	18 572	37	199	1	640	19 671	16	81	1
	total	1579	47 825	104	217	−	1649	50 868	50	98	−
[10, 20)	6	1410	44 570	253	568	1.073	725	25 111	77	307	1.385
	7	1467	45 144	295	653	1.235	1414	48 875	118	241	1.090
	8	739	23 017	131	569	1.076	851	29 379	71	242	1.092
	9+	1005	31 737	168	529	1	1404	48 329	107	221	1
	total	4621	144 468	847	586	−	4394	151 694	373	246	−
[20, 30)	6	1174	30 611	320	1045	1.160	711	22 341	79	354	0.892
	7	1496	38 909	350	900	0.998	1971	62 831	268	427	1.076
	8	715	19 282	164	851	0.944	1311	41 231	174	422	1.064
	9+	919	24 189	218	901	1	1354	44 138	175	396	1
	total	4304	112 991	1052	931	−	5347	170 541	696	408	−
[30, 40)	6	1853	34 985	470	1343	1.217	646	15 300	111	725	1.077
	7	2552	49 526	569	1149	1.041	1960	47 297	314	664	0.986
	8	1280	24 874	284	1142	1.034	1236	30 076	194	645	0.958
	9+	1081	22 183	245	1104	1	1219	29 403	198	673	1
	total	6766	131 568	1568	1192	−	5061	122 076	817	669	−
[40, 50)	6	1855	21 155	361	1706	1.327	475	6572	64	974	1.133
	7	3308	38 854	551	1418	1.103	1583	23 395	190	812	0.945
	8	1822	21 362	272	1273	0.990	892	13 294	120	903	1.050
	9+	1405	16 635	214	1286	1	748	11 050	95	860	1
	total	8390	98 006	1398	1426	−	3698	54 311	469	864	−
Total		25 660	534 858	4969	929	−	20 149	549 490	2405	438	−