Table 1.

Univariate and multivariate analyses of risk factors for the occurrence of gut aGVHD.

Characteristics	Univariate analyses			Multivariate analyses
	HR	95% CI	p-value	HR	95% CI	p-value
Donor gender	0.400	0.114–1.405	0.153
Donor ages	1.018	0.984–1.054	0.296
Recipient ages	0.998	0.961–1.036	0.919
Recipient gender	2.563	0.931–7.053	0.068	2.850	1.001–8.108	0.050
ABO-matched grafts	3.520	1.223–10.133	0.020	2.992	1.022–8.762	0.046
disease status (pretransplant CR vs. NR)	0.043	0–61.587	0.395
Transplant types	0.733	0.209–2.571	0.627
Donor-recipient gender match	0.923	0.496–1.717	0.799
Conditioning regimen	0.973	0.480–1.972	0.939
G-BM CD34+ counts	2.446	0.579–10.335	0.224
G-BM Treg cell counts	8.126	0.066–999.075	0.393
G-BM Tc cell counts	1.088	0.981–1.206	0.111
G-BM MAIT cell counts	1.180	0.557–2.501	0.665
G-PB CD34+ counts	1.008	0.743–1.367	0.961
G-PB Treg cell counts	1.110	0.909–1.356	0.307
G-PB Tc cell counts	1.004	0.996–1.011	0.337
G-PB MAIT cell counts	0.906	0.801–1.025	0.116
Graft CD34+ counts	0.988	0.777–1.256	0.919
Graft Treg cell counts	1.114	0.913–1.358	0.288
Graft Tc cell counts	1.004	0.996–1.011	0.321
Graft CD4/CD8	1.226	0.688–2.186	0.489
Graft MNC	0.983	0.760–1.270	0.893
Graft MAIT cell counts ≥5.3 × 106/kg (median value) vs. <5.3 × 106/kg	0.174	0.039–0.772	0.021	0.137	0.030–0.620	0.010
Day +30 MAIT cell counts ≥1.1/μl (median value) vs. <1.1/μl	0.670	0.239–1.884	0.448
Day +60 MAIT cell counts ≥2.9/μl (median value) vs. <2.9/μl	0.387	0.121–1.235	0.109

The factors with p < 0.1 in univariate analysis were included in multivariate analysis.

P < 0.05 was marked in bold.

G-BM, Graft bone marrow; G-PB, Graft peripheral blood.