Non diabetic nephropathy (confirmed by biopsy).
Dialysis for acute renal failure within the 6 previous months.
Evidence in the clinic history of relevant bilateral stenosis of renal artery (> 75%)
Urinary albumin/creatinine ratio higher than 3000 mg/g, at the baseline visit.
Systolic blood pressure = 180 mmHg or diastolic blood pressure = 110 mm Hg at the baseline visit.
Stroke, transient ischemic attack, acute coronary syndrome, or hospitalization for heart failure worsening, within the previous 30 days.
Professional drivers, risk profession or respiratory failure.
Severe daytime sleepiness (Epworth sleepiness scale >18)
Concomitant treatment with high doses of acetylsalicylic acid (> 500 mg/day) or continuous treatment with non-steroidal anti-inflammatory drugs
Previous treatment with CPAP
Participation in another clinical trial within the 30 days prior to randomization.

NCT02816762_exc_T1
Condition
Non diabetic nephropathy
NCT02816762_exc_T2
Qualifier
confirmed by biopsy
NCT02816762_exc_T3
Procedure
biopsy
NCT02816762_exc_T4
Procedure
Dialysis
NCT02816762_exc_T5
Condition
acute renal failure
NCT02816762_exc_T6
Temporal
within the 6 previous months
NCT02816762_exc_T7
Qualifier
relevant
NCT02816762_exc_T8
Qualifier
bilateral
NCT02816762_exc_T9
Condition
stenosis of renal artery
NCT02816762_exc_T10
Value
> 75%
NCT02816762_exc_T11
Measurement
Urinary albumin/creatinine ratio
NCT02816762_exc_T12
Value
higher than 3000 mg/g
NCT02816762_exc_T13
Temporal
at the baseline visit
NCT02816762_exc_T14
Measurement
Systolic blood pressure
NCT02816762_exc_T15
Value
= 180 mmHg
NCT02816762_exc_T16
Measurement
diastolic blood pressure
NCT02816762_exc_T17
Value
= 110 mm Hg
NCT02816762_exc_T18
Temporal
at the baseline visit
NCT02816762_exc_T19
Scope
Systolic blood pressure = 180 mmHg or diastolic blood pressure = 110 mm Hg
NCT02816762_exc_T20
Condition
Stroke
NCT02816762_exc_T21
Condition
transient ischemic attack
NCT02816762_exc_T22
Condition
acute coronary syndrome
NCT02816762_exc_T23
Procedure
hospitalization
NCT02816762_exc_T24
Condition
heart failure
NCT02816762_exc_T25
Qualifier
worsening
NCT02816762_exc_T26
Temporal
within the previous 30 days
NCT02816762_exc_T27
Scope
Stroke, transient ischemic attack, acute coronary syndrome, or hospitalization for heart failure worsening
NCT02816762_exc_T28
Person
Professional drivers
NCT02816762_exc_T29
Person
risk profession
NCT02816762_exc_T30
Condition
respiratory failure
NCT02816762_exc_T31
Qualifier
Severe
NCT02816762_exc_T32
Condition
daytime sleepiness
NCT02816762_exc_T33
Measurement
Epworth sleepiness scale
NCT02816762_exc_T34
Value
>18
NCT02816762_exc_T35
Scope
Severe daytime sleepiness
NCT02816762_exc_T36
Scope
Epworth sleepiness scale >18
NCT02816762_exc_T37
Temporal
Concomitant
NCT02816762_exc_T38
Procedure
treatment
NCT02816762_exc_T39
Multiplier
high doses
NCT02816762_exc_T40
Drug
acetylsalicylic acid
NCT02816762_exc_T41
Multiplier
> 500 mg/day
NCT02816762_exc_T42
Temporal
continuous
NCT02816762_exc_T43
Procedure
treatment
NCT02816762_exc_T44
Drug
non-steroidal anti-inflammatory drugs
NCT02816762_exc_T45
Temporal
Previous
NCT02816762_exc_T46
Procedure
treatment
NCT02816762_exc_T47
Device
CPAP