At the rehabilitation she was found to have O2 saturations in the 70's and Arterial blood gases was 7.24/71/58.
 The patient has a normal blood pH. 
(ROOT (S (PP (IN At) (NP (DT the) (NN rehabilitation))) (S (NP (PRP she)) (VP (VBD was) (VP (VBN found) (S (VP (TO to) (VP (VB have) (NP (CD O2) (NNS saturations)) (PP (IN in) (NP (NP (DT the) (CD 70) (POS 's)) (CC and) (NP (JJ Arterial) (NN blood) (NNS gases)))))))))) (VP (VBD was) (NP (CD 7.24) (: /) (CD 71/58))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (NP (DT a) (JJ normal) (NN blood) (NN pH.)))))
( ( At ( the rehabilitation ) ) ( ( she ( was ( found ( to ( ( have ( O2 saturations ) ) ( in ( ( ( the ( 70 's ) ) and ) ( Arterial ( blood gases ) ) ) ) ) ) ) ) ) ( ( was ( 7.24 ( / 71/58 ) ) ) . ) ) )
( ( The patient ) ( has ( a ( normal ( blood pH. ) ) ) ) )