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Table 2 Baseline level of mean arterial pressure (MAP) and heart rate (HR), bradycardic and tachycardic peak and sympathetic (SBG) and parasympathetic baroreflex gain (PBG) in Wistar rats exposed to SSCS treated with vehicle into the 4th V

From: Sidestream cigarette smoke effects on cardiovascular responses in conscious rats: involvement of oxidative stress in the fourth cerebral ventricle

Variable

Control

5 minutes

15 minutes

30 minutes

60 minutes

MAP (mmHg)

101 ± 25

103 ± 11

100 ± 17

107 ± 23

101 ± 11

HR (bpm)

365 ± 34

354 ± 24

356 ± 23

367 ± 35

359 ± 19

Bradycardic Peak (bpm)

234 ± 23

229 ± 12

232 ± 19

232 ± 21

239 ± 26

Tachycardic Peak (bpm)

453 ± 21

475 ± 34

471 ± 15

475 ± 26

481 ± 23

HR range (bpm)

248 ± 19

235 ± 23

249 ± 12

239 ± 32

253 ± 25

PBG (bpm × mmHg -1 )

-1.4 ± 0.4

-2.5 ± 0.9

-2.1 ± 0.1

-2.7 ± 0.8

-1.9 ± 0.9

SBG (bpm × mmHg -1 )

-3 ± 0.8

-3.2 ± 0.3

-3 ± 0.9

-2.6 ± 0.1

-2.9 ± 0.9

  1. N = 8. Means ± SDM