Table 1.

Incidence of myelosuppression within 6 months after ⁹⁰Y radioembolization

Laboratory value	Control group	Study group	P value (between two groups)
Leucopenia (< 4 K/mcl)
Before treatment	10/57 (17%)	0/22 (0%)	0.06
After 1–4 weeks	11/53 (21%)	1/15 (7%)	0.28
After 5–8 weeks	15/54 (28%)	3/17 (18%)	0.53
After 9–16 weeks	16/49 (33%)	3/14 (21%)	0.52
After 17–26 weeks	10/40 (25%)	3/13 (23%)	1
Neutropenia (< 1.5 K/mcl)
Before treatment	2/57 (4%)	0/22 (0%)	1
After 1–4 weeks	1/53 (2%)	0/15 (0%)	1
After 5–8 weeks	2/54 (4%)	0/17 (0%)	1
After 9–16 weeks	5/49 (10%)	0/14 (0%)	0.17
After 17–26 weeks	2/40 (5%)	3/13 (23%)	0.09
Erythrocytopenia (< 4.2 M/mcl)
Before treatment	31/57 (54%)	15/22 (68%)	0.32
After 1–4 weeks	30/53 (57%)	11/15 (73%)	0.37
After 5–8 weeks	29/54 (54%)	10/17 (59%)	0.78
After 9–16 weeks	23/49 (47%)	10/14 (71%)	0.14
After 17–26 weeks	24/40 (60%)	8/13 (62%)	1
Thrombocytopenia (< 160 K/mcl)
Before treatment	24/57 (42%)	8/22 (36%)	0.08
After 1–4 weeks	20/53 (38%)	8/15 (53%)	0.37
After 5–8 weeks	28/54 (52%)	5/17 (29%)	0.16
After 9–16 weeks	25/49 (51%)	9/14 (64%)	0.54
After 17–26 weeks	21/40 (53%)	9/13 (69%)	0.35
Lymphocytopenia (< 0.5 K/mcl)
Before treatment	3/55 (5%)	3/20 (15%)	0.33
After 1–4 weeks	15/50 (30%)	4/16 (25%)	1
After 5–8 weeks	16/50 (32%)	1/16 (6%)	0.05
After 9–16 weeks	10/47 (21%)	3/13 (23%)	1
After 17–26 weeks	8/38 (21%)	0/13 (0%)	0.17