Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operations
Net income	$ 272	$ 3,380
Adjustments to reconcile income from continuing operations to net cash from operating activities:
Income from discontinued operations, net of tax	1	7
Depreciation and amortization	194	189
Deferred income taxes	9	(71)
Stock compensation	18	23
Net periodic pension benefit and OPEB costs	31	30
Net realized gains on the Retained Share transactions		(3,239)
Other	(1)	97
Changes in balance sheet items
Accounts and other current receivables, net	78	16
Inventories	(29)	(26)
Accounts payable and accrued liabilities	(262)	(438)
Business optimization and infusion pump payments	(43)	(34)
Other	(62)	(108)
Cash flows from operations – continuing operations	206	(174)
Cash flows from operations – discontinued operations	(17)	(159)
Cash flows from operations	189	(333)
Cash flows from investing activities
Capital expenditures	(123)	(184)
Acquisitions and investments, net of cash acquired	(6)	(33)
Divestitures and other investing activities	12	3
Cash flows from investing activities – continuing operations	(117)	(214)
Cash flows from investing activities – discontinued operations		13
Cash flows from investing activities	(117)	(201)
Cash flows from financing activities
Issuances of debt		61
Payments of obligations		(20)
Increase in debt with original maturities of three months or less, net		450
Cash dividends on common stock	(70)	(63)
Proceeds from stock issued under employee benefit plans	111	84
Purchases of treasury stock	(51)
Other	(27)	(2)
Cash flows from financing activities	(37)	510
Effect of foreign exchange rate changes on cash and equivalents	22	22
Decrease in cash and equivalents	57	(2)
Cash and equivalents at beginning of period	2,801	2,213
Cash and equivalents at end of period	$ 2,858	2,211
Supplemental Schedule of Non-Cash Investing and Financing Activities
Net proceeds on Retained Share transactions		3,239
Payment of obligations in exchange for Retained Shares		$ 3,646