Table 6

Subgroup analysis of RHFUQ and RPQ Mann–Whitney scores at 6 months follow up

		Trial		Control		Total		RHFUQ				RPQ
		Trial		Control		Total		z Score	p Value			z Score	p Value
PTA class^6-150
Mild
PTA <1 hr	48	31	79	−2.29	0.02		−1.78	0.07
Moderate
PTA ⩾1 h<24 h	39	23	62	−1.75	0.08		−0.63	0.53
Severe
PTA ⩾24 h⩽7 days	21	17	38	−2.81	0.72		−0.13	0.89
Very severe
PTA >7 days	10	7	17	−0.05	0.96		−0.20	0.84
PTA subgroups^6-150:
PTA=0	27	14	41	−2.57	0.01		−1.88	0.06
PTA <1 h	48	31	79	−2.29	0.02		−1.78	0.07
PTA ⩾1 h	70	47	117	−1.36	0.17		−0.45	0.65
PTA <24 h	87	54	141	−2.81	0.005		−1.88	0.06
PTA ⩾24 h	31	24	55	−0.145	0.88		−0.01	0.99
PTA ⩽7 days	108	71	179	−2.59	0.01		−1.80	0.07
PTA >7 days	10	7	17	−0.05	0.96		−0.20	0.84

↵6-150 PTA data for 22 patients were unassessable.