Table 2.

Bivariable multilevel linear regression (≥ 6 months) for systolic and mean arterial BP

Variable	Systolic BP		Mean arterial BP
	ß	p value	ß	p value
Months	0.1	0.018	0.1	< 0.001
Constant	116.0	< 0.001	88.3	< 0.001
Systolic BP at baseline	0.4	< 0.001	–	–
Mean arterial BP at baseline	–	–	0.4	< 0.001
Constant	67.6	< 0.001	50.9	< 0.001
Age at baseline	0.5	< 0.001	0.4	< 0.001
Constant	98.8	< 0.001	76.4	< 0.001
Sex
Females	Ref	< 0.001	Ref	< 0.001
Males	5.5		3.2
Constant	114.3	< 0.001	88.0	< 0.001
Weight at baseline	0.4	< 0.001	0.3	< 0.001
Constant	93.2	< 0.001	71.4	< 0.001
Weight at each visit	0.5	< 0.001	0.3	< 0.001
Constant	86.7	< 0.001	67.7	< 0.001
log(eGFR) at baseline	− 10.9	< 0.001	− 7.8	< 0.001
Constant	166.3	< 0.001	125.1	< 0.001
WHO HIV stage
1	Ref	0.604	Ref	0.495
2	− 1.1		− 0.8
3	0.7		0.6
4	− 0.5		− 0.6
Constant	116.6	< 0.001	89.3	< 0.001
CD4 count at baseline	− 0.1	0.816	0.1	0.795
Constant	117.1	< 0.001	88.8	< 0.001

Months number of months after the baseline visit, BP blood pressure, eGFR estimated glomerular filtration rate